Base | Representation |
---|---|
bin | 100011110111100110000110… |
… | …1000001001100110001011011 |
3 | 1112101002220112122002110112221 |
4 | 1013233030031001030301123 |
5 | 312323210121034441011 |
6 | 3035004345504044511 |
7 | 123312266500614601 |
oct | 10757141501146133 |
9 | 1471086478073487 |
10 | 315504221015131 |
11 | 91590652648655 |
12 | 2b4769b9303737 |
13 | 10707bc70c8545 |
14 | 57ca6b2d77871 |
15 | 2671ec7487971 |
hex | 11ef30d04cc5b |
315504221015131 has 8 divisors (see below), whose sum is σ = 318234054959744. Its totient is φ = 312786128292480.
The previous prime is 315504221015111. The next prime is 315504221015173. The reversal of 315504221015131 is 131510122405513.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-315504221015131 is a prime.
It is a super-2 number, since 2×3155042210151312 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (315504221015111) 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, 2935251516 + ... + 2935359001.
It is an arithmetic number, because the mean of its divisors is an integer number (39779256869968).
Almost surely, 2315504221015131 is an apocalyptic number.
315504221015131 is a deficient number, since it is larger than the sum of its proper divisors (2729833944613).
315504221015131 is a wasteful number, since it uses less digits than its factorization.
315504221015131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5870610981.
The product of its (nonzero) digits is 18000, while the sum is 34.
The spelling of 315504221015131 in words is "three hundred fifteen trillion, five hundred four billion, two hundred twenty-one million, fifteen thousand, one hundred thirty-one".
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