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82503252 = 22331358763
BaseRepresentation
bin1001110101011…
…10011001010100
312202020121012000
410322232121110
5132110101002
612104155300
72021160156
oct472563124
9182217160
1082503252
1142630a07
1223768b30
13141288c0
14ad58ad6
15739a61c
hex4eae654

82503252 has 48 divisors (see below), whose sum is σ = 230354880. Its totient is φ = 25385184.

The previous prime is 82503247. The next prime is 82503259. The reversal of 82503252 is 25230528.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82503259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27978 + ... + 30785.

It is an arithmetic number, because the mean of its divisors is an integer number (4799060).

Almost surely, 282503252 is an apocalyptic number.

It is an amenable number.

82503252 is an abundant number, since it is smaller than the sum of its proper divisors (147851628).

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

82503252 is a wasteful number, since it uses less digits than its factorization.

82503252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58789 (or 58781 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 82503252 is about 9083.1300772366. The cubic root of 82503252 is about 435.3351044478.

The spelling of 82503252 in words is "eighty-two million, five hundred three thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 13 18 26 27 36 39 52 54 78 108 117 156 234 351 468 702 1404 58763 117526 176289 235052 352578 528867 705156 763919 1057734 1527838 1586601 2115468 2291757 3055676 3173202 4583514 6346404 6875271 9167028 13750542 20625813 27501084 41251626 82503252