Base | Representation |
---|---|
bin | 100011110100010011000100… |
… | …0110110011111110101001101 |
3 | 1112022111120210010002202120102 |
4 | 1013220212020312133311031 |
5 | 312243244003201113041 |
6 | 3034020240203500445 |
7 | 123234454162153430 |
oct | 10750461066376515 |
9 | 1468446703082512 |
10 | 315051032051021 |
11 | 91426435258282 |
12 | 2b403001227725 |
13 | 106a4253143b96 |
14 | 57b27a0b2d817 |
15 | 266530127b09b |
hex | 11e8988d9fd4d |
315051032051021 has 8 divisors (see below), whose sum is σ = 360104548920960. Its totient is φ = 270009071825328.
The previous prime is 315051032050987. The next prime is 315051032051029. The reversal of 315051032051021 is 120150230150513.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 315051032051021 - 214 = 315051032034637 is a prime.
It is a super-2 number, since 2×3150510320510212 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (315051032051029) 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, 2889102641 + ... + 2889211686.
It is an arithmetic number, because the mean of its divisors is an integer number (45013068615120).
Almost surely, 2315051032051021 is an apocalyptic number.
It is an amenable number.
315051032051021 is a deficient number, since it is larger than the sum of its proper divisors (45053516869939).
315051032051021 is an equidigital number, since it uses as much as digits as its factorization.
315051032051021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5778322123.
The product of its (nonzero) digits is 4500, while the sum is 29.
The spelling of 315051032051021 in words is "three hundred fifteen trillion, fifty-one billion, thirty-two million, fifty-one thousand, twenty-one".
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