Base | Representation |
---|---|
bin | 10001100101100111001111… |
… | …01100010011111010010100 |
3 | 12001221100221002121111011101 |
4 | 20302303213230103322110 |
5 | 20032130440301422342 |
6 | 214131223225115444 |
7 | 11101142462433412 |
oct | 1062634754237224 |
9 | 161840832544141 |
10 | 38675772685972 |
11 | 11361337451304 |
12 | 440775a028b84 |
13 | 1877157075466 |
14 | 979cbb4422b2 |
15 | 4710a3da33b7 |
hex | 232ce7b13e94 |
38675772685972 has 24 divisors (see below), whose sum is σ = 71667253927080. Its totient is φ = 18199519887360.
The previous prime is 38675772685969. The next prime is 38675772685973. The reversal of 38675772685972 is 27958627757683.
It can be written as a sum of positive squares in 4 ways, for example, as 12855695514256 + 25820077171716 = 3585484^2 + 5081346^2 .
It is a super-2 number, since 2×386757726859722 (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 (38675772685973) 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, 11704429 + ... + 14640532.
It is an arithmetic number, because the mean of its divisors is an integer number (2986135580295).
Almost surely, 238675772685972 is an apocalyptic number.
It is an amenable number.
38675772685972 is a deficient number, since it is larger than the sum of its proper divisors (32991481241108).
38675772685972 is a wasteful number, since it uses less digits than its factorization.
38675772685972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26366571 (or 26366569 counting only the distinct ones).
The product of its digits is 14936140800, while the sum is 82.
The spelling of 38675772685972 in words is "thirty-eight trillion, six hundred seventy-five billion, seven hundred seventy-two million, six hundred eighty-five thousand, nine hundred seventy-two".
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