Base | Representation |
---|---|
bin | 101111110000001000001100… |
… | …1101011000100011110000011 |
3 | 2001002012120120020022000021112 |
4 | 1133200100121223010132003 |
5 | 420023242043403304030 |
6 | 4045155333541513535 |
7 | 154321146020010203 |
oct | 13740203153043603 |
9 | 2032176506260245 |
10 | 420031052400515 |
11 | 111920194990856 |
12 | 3b1389b97128ab |
13 | 1504a9b1c4c97a |
14 | 75a187b9bc403 |
15 | 3385e891c0a95 |
hex | 17e0419ac4783 |
420031052400515 has 4 divisors (see below), whose sum is σ = 504037262880624. Its totient is φ = 336024841920408.
The previous prime is 420031052400493. The next prime is 420031052400517. The reversal of 420031052400515 is 515004250130024.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 420031052400515 - 212 = 420031052396419 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (420031052400517) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42003105240047 + ... + 42003105240056.
It is an arithmetic number, because the mean of its divisors is an integer number (126009315720156).
Almost surely, 2420031052400515 is an apocalyptic number.
420031052400515 is a deficient number, since it is larger than the sum of its proper divisors (84006210480109).
420031052400515 is an equidigital number, since it uses as much as digits as its factorization.
420031052400515 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84006210480108.
The product of its (nonzero) digits is 24000, while the sum is 32.
The spelling of 420031052400515 in words is "four hundred twenty trillion, thirty-one billion, fifty-two million, four hundred thousand, five hundred fifteen".
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