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38853926970 = 2351564382793
BaseRepresentation
bin100100001011110111…
…111110000000111010
310201021210111222212020
4210023313332000322
51114033101130340
625503234255310
72543556634005
oct441367760072
9121253458766
1038853926970
1115529035451
127644127536
1338827bca41
141c482b853c
15102609e9d0
hex90bdfe03a

38853926970 has 32 divisors (see below), whose sum is σ = 93256512192. Its totient is φ = 10360259712.

The previous prime is 38853926927. The next prime is 38853926977. The reversal of 38853926970 is 7962935883.

It is not an unprimeable number, because it can be changed into a prime (38853926977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 427894 + ... + 510686.

It is an arithmetic number, because the mean of its divisors is an integer number (2914266006).

Almost surely, 238853926970 is an apocalyptic number.

38853926970 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

38853926970 is an abundant number, since it is smaller than the sum of its proper divisors (54402585222).

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

38853926970 is a wasteful number, since it uses less digits than its factorization.

38853926970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98446.

The product of its (nonzero) digits is 19595520, while the sum is 60.

The spelling of 38853926970 in words is "thirty-eight billion, eight hundred fifty-three million, nine hundred twenty-six thousand, nine hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 15643 31286 46929 78215 82793 93858 156430 165586 234645 248379 413965 469290 496758 827930 1241895 2483790 1295130899 2590261798 3885392697 6475654495 7770785394 12951308990 19426963485 38853926970