Base | Representation |
---|---|
bin | 100100010010111110… |
… | …101110100010100011 |
3 | 10201121002211121011120 |
4 | 210102332232202203 |
5 | 1114304110422412 |
6 | 25523133343323 |
7 | 2546535134160 |
oct | 442276564243 |
9 | 121532747146 |
10 | 38973139107 |
11 | 1558a359281 |
12 | 7678037b43 |
13 | 38a13cc176 |
14 | 1c5a06b067 |
15 | 103179bb8c |
hex | 912fae8a3 |
38973139107 has 16 divisors (see below), whose sum is σ = 61969712640. Its totient is φ = 21302088192.
The previous prime is 38973139103. The next prime is 38973139111. The reversal of 38973139107 is 70193137983.
38973139107 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (38973139103) and next prime (38973139111).
It is not a de Polignac number, because 38973139107 - 22 = 38973139103 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 38973139107.
It is not an unprimeable number, because it can be changed into a prime (38973139103) 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, 40344382 + ... + 40345347.
It is an arithmetic number, because the mean of its divisors is an integer number (3873107040).
Almost surely, 238973139107 is an apocalyptic number.
38973139107 is a deficient number, since it is larger than the sum of its proper divisors (22996573533).
38973139107 is a wasteful number, since it uses less digits than its factorization.
38973139107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80689762.
The product of its (nonzero) digits is 857304, while the sum is 51.
The spelling of 38973139107 in words is "thirty-eight billion, nine hundred seventy-three million, one hundred thirty-nine thousand, one hundred seven".
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