Base | Representation |
---|---|
bin | 10001100101101100100100… |
… | …01010011011100110111110 |
3 | 12001221122022102020200120020 |
4 | 20302312102022123212332 |
5 | 20032202314433133132 |
6 | 214132415113233010 |
7 | 11101303401301551 |
oct | 1062662212334676 |
9 | 161848272220506 |
10 | 38678632708542 |
11 | 113625748a5622 |
12 | 4408217a02766 |
13 | 18774c17599c8 |
14 | 97a0ad20c698 |
15 | 4711beee752c |
hex | 232d9229b9be |
38678632708542 has 16 divisors (see below), whose sum is σ = 77360246625792. Its totient is φ = 12892380701400.
The previous prime is 38678632708481. The next prime is 38678632708549. The reversal of 38678632708542 is 24580723687683.
It is a super-2 number, since 2×386786327085422 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38678632708549) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124048348 + ... + 124359759.
It is an arithmetic number, because the mean of its divisors is an integer number (4835015414112).
Almost surely, 238678632708542 is an apocalyptic number.
38678632708542 is an abundant number, since it is smaller than the sum of its proper divisors (38681613917250).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38678632708542 is a wasteful number, since it uses less digits than its factorization.
38678632708542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 248434063.
The product of its (nonzero) digits is 650280960, while the sum is 69.
The spelling of 38678632708542 in words is "thirty-eight trillion, six hundred seventy-eight billion, six hundred thirty-two million, seven hundred eight thousand, five hundred forty-two".
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