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38872311082 = 2116271281761
BaseRepresentation
bin100100001100111110…
…000110010100101010
310201100002010000010021
4210030332012110222
51114102302423312
625505132311054
72544202123003
oct441476062452
9121302100107
1038872311082
1115538451730
12764a31248a
133886558807
141c4a9021aa
1510279d1c07
hex90cf8652a

38872311082 has 16 divisors (see below), whose sum is σ = 63619605504. Its totient is φ = 17666352000.

The previous prime is 38872311073. The next prime is 38872311113. The reversal of 38872311082 is 28011327883.

It is a super-2 number, since 2×388723110822 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2919 + ... + 278842.

It is an arithmetic number, because the mean of its divisors is an integer number (3976225344).

Almost surely, 238872311082 is an apocalyptic number.

38872311082 is a deficient number, since it is larger than the sum of its proper divisors (24747294422).

38872311082 is a wasteful number, since it uses less digits than its factorization.

38872311082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288045.

The product of its (nonzero) digits is 129024, while the sum is 43.

The spelling of 38872311082 in words is "thirty-eight billion, eight hundred seventy-two million, three hundred eleven thousand, eighty-two".

Divisors: 1 2 11 22 6271 12542 68981 137962 281761 563522 3099371 6198742 1766923231 3533846462 19436155541 38872311082