Base | Representation |
---|---|
bin | 100011111001001001… |
… | …110111101110110101 |
3 | 10200110220112100222210 |
4 | 203321021313232311 |
5 | 1112412200241400 |
6 | 25412134444033 |
7 | 2533024225443 |
oct | 437111675665 |
9 | 120426470883 |
10 | 38539852725 |
11 | 15387818860 |
12 | 7576b03619 |
13 | 3832704aaa |
14 | 1c186bdb93 |
15 | 1008710950 |
hex | 8f9277bb5 |
38539852725 has 48 divisors (see below), whose sum is σ = 70349497344. Its totient is φ = 18460824000.
The previous prime is 38539852721. The next prime is 38539852807. The reversal of 38539852725 is 52725893583.
It is not a de Polignac number, because 38539852725 - 22 = 38539852721 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38539852721) 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, 212941 + ... + 349890.
It is an arithmetic number, because the mean of its divisors is an integer number (1465614528).
Almost surely, 238539852725 is an apocalyptic number.
It is an amenable number.
38539852725 is a deficient number, since it is larger than the sum of its proper divisors (31809644619).
38539852725 is a wasteful number, since it uses less digits than its factorization.
38539852725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 562938 (or 562933 counting only the distinct ones).
The product of its digits is 18144000, while the sum is 57.
The spelling of 38539852725 in words is "thirty-eight billion, five hundred thirty-nine million, eight hundred fifty-two thousand, seven hundred twenty-five".
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