Base | Representation |
---|---|
bin | 100101000000000001100… |
… | …100000101010100011011 |
3 | 100000002000102200022012000 |
4 | 211000001210011110123 |
5 | 313124320100003134 |
6 | 5224024214452043 |
7 | 351462105561240 |
oct | 45000144052433 |
9 | 10002012608160 |
10 | 2542646875419 |
11 | 8a036a968a72 |
12 | 350947364023 |
13 | 155a02c3a771 |
14 | 8b0c9a055c7 |
15 | 46217b86e99 |
hex | 2500190551b |
2542646875419 has 32 divisors (see below), whose sum is σ = 4443881902080. Its totient is φ = 1406072001600.
The previous prime is 2542646875411. The next prime is 2542646875511. The reversal of 2542646875419 is 9145786462452.
2542646875419 is a `hidden beast` number, since 2 + 5 + 4 + 2 + 6 + 4 + 6 + 87 + 541 + 9 = 666.
It is not a de Polignac number, because 2542646875419 - 23 = 2542646875411 is a prime.
It is a super-2 number, since 2×25426468754192 (a number of 26 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is not an unprimeable number, because it can be changed into a prime (2542646875411) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 216980562 + ... + 216992279.
It is an arithmetic number, because the mean of its divisors is an integer number (138871309440).
Almost surely, 22542646875419 is an apocalyptic number.
2542646875419 is a deficient number, since it is larger than the sum of its proper divisors (1901235026661).
2542646875419 is a wasteful number, since it uses less digits than its factorization.
2542646875419 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 433972888 (or 433972882 counting only the distinct ones).
The product of its digits is 116121600, while the sum is 63.
The spelling of 2542646875419 in words is "two trillion, five hundred forty-two billion, six hundred forty-six million, eight hundred seventy-five thousand, four hundred nineteen".
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