Base | Representation |
---|---|
bin | 10011001100100010101110… |
… | …01111010111101010111111 |
3 | 12112110110120220001012200212 |
4 | 21212101113033113222333 |
5 | 21013101444432410444 |
6 | 225440035422143035 |
7 | 11614513451531426 |
oct | 1146212717275277 |
9 | 175413526035625 |
10 | 42212402231999 |
11 | 124a51a764856a |
12 | 4899068121a7b |
13 | 1a727c6725ccc |
14 | a5d13c2502bd |
15 | 4d3094d9419e |
hex | 2664573d7abf |
42212402231999 has 16 divisors (see below), whose sum is σ = 42745256755200. Its totient is φ = 41682864422304.
The previous prime is 42212402231981. The next prime is 42212402232173. The reversal of 42212402231999 is 99913220421224.
It is a cyclic number.
It is not a de Polignac number, because 42212402231999 - 216 = 42212402166463 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 (42212402231929) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57518537 + ... + 58247805.
It is an arithmetic number, because the mean of its divisors is an integer number (2671578547200).
Almost surely, 242212402231999 is an apocalyptic number.
42212402231999 is a deficient number, since it is larger than the sum of its proper divisors (532854523201).
42212402231999 is a wasteful number, since it uses less digits than its factorization.
42212402231999 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 731542.
The product of its (nonzero) digits is 1119744, while the sum is 50.
The spelling of 42212402231999 in words is "forty-two trillion, two hundred twelve billion, four hundred two million, two hundred thirty-one thousand, nine hundred ninety-nine".
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