Base | Representation |
---|---|
bin | 10001110010100110010010… |
… | …00101111101100111010100 |
3 | 12010112000112222102220010002 |
4 | 20321103021011331213110 |
5 | 20111433211043243401 |
6 | 215112211431350432 |
7 | 11145316020343361 |
oct | 1071231105754724 |
9 | 163460488386102 |
10 | 39121935915476 |
11 | 11513579a10247 |
12 | 447a115222418 |
13 | 18aa24b5b34cb |
14 | 993724551468 |
15 | 47c9b83b0a6b |
hex | 2394c917d9d4 |
39121935915476 has 12 divisors (see below), whose sum is σ = 68463815218260. Its totient is φ = 19560845853120.
The previous prime is 39121935915457. The next prime is 39121935915479. The reversal of 39121935915476 is 67451953912193.
39121935915476 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 14920219528900 + 24201716386576 = 3862670^2 + 4919524^2 .
It is a super-2 number, since 2×391219359154762 (a number of 28 digits) contains 22 as substring.
It is a hoax number, since the sum of its digits (65) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39121935915479) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29803361 + ... + 31088328.
It is an arithmetic number, because the mean of its divisors is an integer number (5705317934855).
Almost surely, 239121935915476 is an apocalyptic number.
It is an amenable number.
39121935915476 is a deficient number, since it is larger than the sum of its proper divisors (29341879302784).
39121935915476 is a wasteful number, since it uses less digits than its factorization.
39121935915476 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61052314 (or 61052312 counting only the distinct ones).
The product of its digits is 55112400, while the sum is 65.
The spelling of 39121935915476 in words is "thirty-nine trillion, one hundred twenty-one billion, nine hundred thirty-five million, nine hundred fifteen thousand, four hundred seventy-six".
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