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51738882 = 2313663319
BaseRepresentation
bin1100010101011…
…1100100000010
310121100121101220
43011113210002
5101221121012
65044535510
71165526136
oct305274402
9117317356
1051738882
1127229208
12153b1596
13a946a30
146c2b3c6
15482008c
hex3157902

51738882 has 16 divisors (see below), whose sum is σ = 111437760. Its totient is φ = 15919632.

The previous prime is 51738853. The next prime is 51738889. The reversal of 51738882 is 28883715.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (51738889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331582 + ... + 331737.

It is an arithmetic number, because the mean of its divisors is an integer number (6964860).

Almost surely, 251738882 is an apocalyptic number.

51738882 is an abundant number, since it is smaller than the sum of its proper divisors (59698878).

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

51738882 is a wasteful number, since it uses less digits than its factorization.

51738882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663337.

The product of its digits is 107520, while the sum is 42.

The square root of 51738882 is about 7192.9744890414. The cubic root of 51738882 is about 372.6253068511.

The spelling of 51738882 in words is "fifty-one million, seven hundred thirty-eight thousand, eight hundred eighty-two".

Divisors: 1 2 3 6 13 26 39 78 663319 1326638 1989957 3979914 8623147 17246294 25869441 51738882