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38023706707 = 743973312979
BaseRepresentation
bin100011011010011000…
…111011100001010011
310122010221022102202121
4203122120323201103
51110333032103312
625245015555111
72514156113530
oct433230734123
9118127272677
1038023706707
11151424336a8
12745208ba97
13377c7b884c
141ba9d23d87
15ec8258707
hex8da63b853

38023706707 has 16 divisors (see below), whose sum is σ = 44474256640. Its totient is φ = 31828077792.

The previous prime is 38023706681. The next prime is 38023706711. The reversal of 38023706707 is 70760732083.

38023706707 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 38023706707 - 27 = 38023706579 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38023706107) 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, 2923144 + ... + 2936122.

It is an arithmetic number, because the mean of its divisors is an integer number (2779641040).

Almost surely, 238023706707 is an apocalyptic number.

38023706707 is a deficient number, since it is larger than the sum of its proper divisors (6450549933).

38023706707 is a wasteful number, since it uses less digits than its factorization.

38023706707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22762.

The product of its (nonzero) digits is 296352, while the sum is 43.

The spelling of 38023706707 in words is "thirty-eight billion, twenty-three million, seven hundred six thousand, seven hundred seven".

Divisors: 1 7 43 301 9733 12979 68131 90853 418519 558097 2929633 3906679 126324607 884272249 5431958101 38023706707