Base | Representation |
---|---|
bin | 100100000101001101… |
… | …110111101101111000 |
3 | 10201000000100002110010 |
4 | 210011031313231320 |
5 | 1113321002242312 |
6 | 25444204221520 |
7 | 2541032334360 |
oct | 440515675570 |
9 | 121000302403 |
10 | 38742227832 |
11 | 15480a83210 |
12 | 761283a8a0 |
13 | 3865611189 |
14 | 1c3751d9a0 |
15 | 101b38893c |
hex | 905377b78 |
38742227832 has 64 divisors (see below), whose sum is σ = 120755001600. Its totient is φ = 10062915840.
The previous prime is 38742227819. The next prime is 38742227899. The reversal of 38742227832 is 23872224783.
It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is an unprimeable number.
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, 10480357 + ... + 10484052.
It is an arithmetic number, because the mean of its divisors is an integer number (1886796900).
Almost surely, 238742227832 is an apocalyptic number.
It is an amenable number.
38742227832 is an abundant number, since it is smaller than the sum of its proper divisors (82012773768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38742227832 is a wasteful number, since it uses less digits than its factorization.
38742227832 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20964436 (or 20964432 counting only the distinct ones).
The product of its digits is 1806336, while the sum is 48.
The spelling of 38742227832 in words is "thirty-eight billion, seven hundred forty-two million, two hundred twenty-seven thousand, eight hundred thirty-two".
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