Base | Representation |
---|---|
bin | 100011111001000110… |
… | …000111101101100111 |
3 | 10200110211200102102000 |
4 | 203321012013231213 |
5 | 1112411422311412 |
6 | 25412101420343 |
7 | 2533012662300 |
oct | 437106075547 |
9 | 120424612360 |
10 | 38538869607 |
11 | 15387207167 |
12 | 757670a6b3 |
13 | 383244c474 |
14 | 1c185057a7 |
15 | 10085b94dc |
hex | 8f9187b67 |
38538869607 has 48 divisors (see below), whose sum is σ = 66440832480. Its totient is φ = 22014042624.
The previous prime is 38538869597. The next prime is 38538869617. The reversal of 38538869607 is 70696883583.
38538869607 is a `hidden beast` number, since 3 + 8 + 538 + 8 + 6 + 96 + 0 + 7 = 666.
It is an interprime number because it is at equal distance from previous prime (38538869597) and next prime (38538869617).
It is not a de Polignac number, because 38538869607 - 24 = 38538869591 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38538869617) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6814593 + ... + 6820245.
It is an arithmetic number, because the mean of its divisors is an integer number (1384184010).
Almost surely, 238538869607 is an apocalyptic number.
38538869607 is a deficient number, since it is larger than the sum of its proper divisors (27901962873).
38538869607 is a wasteful number, since it uses less digits than its factorization.
38538869607 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10829 (or 10816 counting only the distinct ones).
The product of its (nonzero) digits is 52254720, while the sum is 63.
The spelling of 38538869607 in words is "thirty-eight billion, five hundred thirty-eight million, eight hundred sixty-nine thousand, six hundred seven".
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