Base | Representation |
---|---|
bin | 1011000100101101… |
… | …1001011101111001 |
3 | 21200011101110001102 |
4 | 2301023121131321 |
5 | 22041433231004 |
6 | 1210544101145 |
7 | 133443205325 |
oct | 26113313571 |
9 | 7604343042 |
10 | 2972555129 |
11 | 1295a25735 |
12 | 6ab6047b5 |
13 | 384ac557b |
14 | 202b00985 |
15 | 125e7211e |
hex | b12d9779 |
2972555129 has 16 divisors (see below), whose sum is σ = 3099304320. Its totient is φ = 2847519360.
The previous prime is 2972555119. The next prime is 2972555143. The reversal of 2972555129 is 9215552792.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2972555129 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2972555119) 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, 2795852 + ... + 2796914.
It is an arithmetic number, because the mean of its divisors is an integer number (193706520).
Almost surely, 22972555129 is an apocalyptic number.
2972555129 is a gapful number since it is divisible by the number (29) formed by its first and last digit.
It is an amenable number.
2972555129 is a deficient number, since it is larger than the sum of its proper divisors (126749191).
2972555129 is a wasteful number, since it uses less digits than its factorization.
2972555129 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1760.
The product of its digits is 567000, while the sum is 47.
The square root of 2972555129 is about 54521.1438709791. The cubic root of 2972555129 is about 1437.8380509456.
The spelling of 2972555129 in words is "two billion, nine hundred seventy-two million, five hundred fifty-five thousand, one hundred twenty-nine".
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