Base | Representation |
---|---|
bin | 100100010100001011… |
… | …101110011111000010 |
3 | 10201122111211002121002 |
4 | 210110023232133002 |
5 | 1114324242331340 |
6 | 25525134132002 |
7 | 2550201533156 |
oct | 442413563702 |
9 | 121574732532 |
10 | 38993323970 |
11 | 1559a795487 |
12 | 7682951002 |
13 | 38a5648783 |
14 | 1c5ca03066 |
15 | 1033437715 |
hex | 9142ee7c2 |
38993323970 has 16 divisors (see below), whose sum is σ = 71235566208. Its totient is φ = 15364533360.
The previous prime is 38993323961. The next prime is 38993323973. The reversal of 38993323970 is 7932339983.
It is a super-3 number, since 3×389933239703 (a number of 33 digits) contains 333 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (38993323973) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29098826 + ... + 29100165.
It is an arithmetic number, because the mean of its divisors is an integer number (4452222888).
Almost surely, 238993323970 is an apocalyptic number.
38993323970 is a deficient number, since it is larger than the sum of its proper divisors (32242242238).
38993323970 is a wasteful number, since it uses less digits than its factorization.
38993323970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58199065.
The product of its (nonzero) digits is 6613488, while the sum is 56.
The spelling of 38993323970 in words is "thirty-eight billion, nine hundred ninety-three million, three hundred twenty-three thousand, nine hundred seventy".
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