Base | Representation |
---|---|
bin | 100111001011111111… |
… | …001011010100100101 |
3 | 11000121102101012102101 |
4 | 213023333023110211 |
5 | 1142133210320312 |
6 | 31155133012101 |
7 | 3016464645466 |
oct | 471377132445 |
9 | 130542335371 |
10 | 42077041957 |
11 | 16932436445 |
12 | 81a3624031 |
13 | 3c77492782 |
14 | 207239cd6d |
15 | 1164016a57 |
hex | 9cbfcb525 |
42077041957 has 16 divisors (see below), whose sum is σ = 42758295552. Its totient is φ = 41402188800.
The previous prime is 42077041933. The next prime is 42077041969. The reversal of 42077041957 is 75914077024.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-42077041957 is a prime.
It is a super-2 number, since 2×420770419572 (a number of 22 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 (42077041927) 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, 15282693 + ... + 15285445.
It is an arithmetic number, because the mean of its divisors is an integer number (2672393472).
Almost surely, 242077041957 is an apocalyptic number.
It is an amenable number.
42077041957 is a deficient number, since it is larger than the sum of its proper divisors (681253595).
42077041957 is a wasteful number, since it uses less digits than its factorization.
42077041957 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3828.
The product of its (nonzero) digits is 493920, while the sum is 46.
The spelling of 42077041957 in words is "forty-two billion, seventy-seven million, forty-one thousand, nine hundred fifty-seven".
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