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27051696 = 2432747571
BaseRepresentation
bin110011100110…
…0011010110000
31212220100221200
41213030122300
523411123241
62403451200
7445635630
oct147143260
955810850
1027051696
11142a7381
129086b00
1357b2029
1438426c0
1525954b6
hex19cc6b0

27051696 has 120 divisors (see below), whose sum is σ = 88518144. Its totient is φ = 7551360.

The previous prime is 27051691. The next prime is 27051721. The reversal of 27051696 is 69615072.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 27051696.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27051691) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47091 + ... + 47661.

Almost surely, 227051696 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 27051696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44259072).

27051696 is an abundant number, since it is smaller than the sum of its proper divisors (61466448).

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

27051696 is a wasteful number, since it uses less digits than its factorization.

27051696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639 (or 630 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 27051696 is about 5201.1244937994. The cubic root of 27051696 is about 300.1913445982.

The spelling of 27051696 in words is "twenty-seven million, fifty-one thousand, six hundred ninety-six".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 47 48 56 63 72 84 94 112 126 141 144 168 188 252 282 329 336 376 423 504 564 571 658 752 846 987 1008 1128 1142 1316 1692 1713 1974 2256 2284 2632 2961 3384 3426 3948 3997 4568 5139 5264 5922 6768 6852 7896 7994 9136 10278 11844 11991 13704 15792 15988 20556 23688 23982 26837 27408 31976 35973 41112 47376 47964 53674 63952 71946 80511 82224 95928 107348 143892 161022 187859 191856 214696 241533 287784 322044 375718 429392 483066 563577 575568 644088 751436 966132 1127154 1288176 1502872 1690731 1932264 2254308 3005744 3381462 3864528 4508616 6762924 9017232 13525848 27051696