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2752083828 = 22321317379349
BaseRepresentation
bin1010010000001001…
…0111011101110100
321002210112100021200
42210002113131310
521114013140303
61133030412500
7125125220004
oct24402273564
97083470250
102752083828
11119253034a
12649801130
1334b221490
141c1710004
151119223a3
hexa4097774

2752083828 has 144 divisors (see below), whose sum is σ = 8147739600. Its totient is φ = 775360512.

The previous prime is 2752083821. The next prime is 2752083853. The reversal of 2752083828 is 8283802572.

2752083828 is a `hidden beast` number, since 27 + 520 + 83 + 8 + 28 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 388957284 + 2363126544 = 19722^2 + 48612^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2752083821) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 289698 + ... + 299046.

It is an arithmetic number, because the mean of its divisors is an integer number (56581525).

Almost surely, 22752083828 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2752083828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4073869800).

2752083828 is an abundant number, since it is smaller than the sum of its proper divisors (5395655772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2752083828 is a wasteful number, since it uses less digits than its factorization.

2752083828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9426 (or 9421 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 45.

The square root of 2752083828 is about 52460.3071664663. The cubic root of 2752083828 is about 1401.3734528306.

The spelling of 2752083828 in words is "two billion, seven hundred fifty-two million, eighty-three thousand, eight hundred twenty-eight".

Divisors: 1 2 3 4 6 9 12 13 17 18 26 34 36 37 39 51 52 68 74 78 102 111 117 148 153 156 204 221 222 234 306 333 442 444 468 481 612 629 663 666 884 962 1258 1326 1332 1443 1887 1924 1989 2516 2652 2886 3774 3978 4329 5661 5772 7548 7956 8177 8658 9349 11322 16354 17316 18698 22644 24531 28047 32708 37396 49062 56094 73593 84141 98124 112188 121537 147186 158933 168282 243074 294372 317866 336564 345913 364611 476799 486148 635732 691826 729222 953598 1037739 1093833 1383652 1430397 1458444 1907196 2066129 2075478 2187666 2860794 3113217 4132258 4150956 4375332 4496869 5721588 5880521 6198387 6226434 8264516 8993738 11761042 12396774 12452868 13490607 17641563 17987476 18595161 23522084 24793548 26981214 35283126 37190322 40471821 52924689 53962428 70566252 74380644 76446773 80943642 105849378 152893546 161887284 211698756 229340319 305787092 458680638 688020957 917361276 1376041914 2752083828