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38969592472 = 239750218547
BaseRepresentation
bin100100010010110001…
…001100101010011000
310201120212011102002201
4210102301030222120
51114302203424342
625522525335544
72546463033136
oct442261145230
9121525142081
1038969592472
1115588356678
127676a075b4
1338a0759a75
141c597c6756
1510312eadb7
hex912c4ca98

38969592472 has 16 divisors (see below), whose sum is σ = 73821265560. Its totient is φ = 19283921664.

The previous prime is 38969592469. The next prime is 38969592481. The reversal of 38969592472 is 27429596983.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25108498 + ... + 25110049.

Almost surely, 238969592472 is an apocalyptic number.

It is an amenable number.

38969592472 is a deficient number, since it is larger than the sum of its proper divisors (34851673088).

38969592472 is a wasteful number, since it uses less digits than its factorization.

38969592472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50218650 (or 50218646 counting only the distinct ones).

The product of its digits is 58786560, while the sum is 64.

The spelling of 38969592472 in words is "thirty-eight billion, nine hundred sixty-nine million, five hundred ninety-two thousand, four hundred seventy-two".

Divisors: 1 2 4 8 97 194 388 776 50218547 100437094 200874188 401748376 4871199059 9742398118 19484796236 38969592472