Base | Representation |
---|---|
bin | 1001011110001110… |
… | …0000110101010001 |
3 | 20120012110222100000 |
4 | 2113203200311101 |
5 | 20201410403022 |
6 | 1100150120213 |
7 | 120003221361 |
oct | 22743406521 |
9 | 6505428300 |
10 | 2542669137 |
11 | 10952a7a58 |
12 | 5ab650069 |
13 | 316a1bb68 |
14 | 1a199a9a1 |
15 | ed3586ac |
hex | 978e0d51 |
2542669137 has 24 divisors (see below), whose sum is σ = 3824795520. Its totient is φ = 1687981680.
The previous prime is 2542669109. The next prime is 2542669169. The reversal of 2542669137 is 7319662452.
2542669137 is a `hidden beast` number, since 254 + 266 + 9 + 137 = 666.
It is not a de Polignac number, because 2542669137 - 210 = 2542668113 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2542669092 and 2542669101.
It is not an unprimeable number, because it can be changed into a prime (2542669177) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36187 + ... + 79967.
It is an arithmetic number, because the mean of its divisors is an integer number (159366480).
Almost surely, 22542669137 is an apocalyptic number.
2542669137 is a gapful number since it is divisible by the number (27) formed by its first and last digit.
It is an amenable number.
2542669137 is a deficient number, since it is larger than the sum of its proper divisors (1282126383).
2542669137 is an equidigital number, since it uses as much as digits as its factorization.
2542669137 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44035 (or 44023 counting only the distinct ones).
The product of its digits is 544320, while the sum is 45.
The square root of 2542669137 is about 50424.8860881212. The cubic root of 2542669137 is about 1364.8867482419.
The spelling of 2542669137 in words is "two billion, five hundred forty-two million, six hundred sixty-nine thousand, one hundred thirty-seven".
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