Base | Representation |
---|---|
bin | 10011011000011010011110… |
… | …01111100001100101011111 |
3 | 12120220110102021202001220022 |
4 | 21230031033033201211133 |
5 | 21041242323211313444 |
6 | 230351254011342355 |
7 | 11656133342106131 |
oct | 1154151717414537 |
9 | 176813367661808 |
10 | 42620289947999 |
11 | 12642188626715 |
12 | 4944120a519bb |
13 | 1aa20cb25260a |
14 | a74b93c0d051 |
15 | 4dd9b8ea89ee |
hex | 26c34f3e195f |
42620289947999 has 8 divisors (see below), whose sum is σ = 43134520110192. Its totient is φ = 42106077231040.
The previous prime is 42620289947959. The next prime is 42620289948007. The reversal of 42620289947999 is 99974998202624.
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-42620289947999 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42620289947959) 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, 588029 + ... + 9251289.
It is an arithmetic number, because the mean of its divisors is an integer number (5391815013774).
Almost surely, 242620289947999 is an apocalyptic number.
42620289947999 is a deficient number, since it is larger than the sum of its proper divisors (514230162193).
42620289947999 is an equidigital number, since it uses as much as digits as its factorization.
42620289947999 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8722617.
The product of its (nonzero) digits is 2539579392, while the sum is 80.
The spelling of 42620289947999 in words is "forty-two trillion, six hundred twenty billion, two hundred eighty-nine million, nine hundred forty-seven thousand, nine hundred ninety-nine".
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