Base | Representation |
---|---|
bin | 110111101111010011010101… |
… | …100111101100101100001111 |
3 | 1012010222110021201211110200112 |
4 | 313233103111213230230033 |
5 | 224112411121124341200 |
6 | 2225213111432150235 |
7 | 102431002320430244 |
oct | 6757232547545417 |
9 | 1163873251743615 |
10 | 245143137340175 |
11 | 71123691184138 |
12 | 235b247083837b |
13 | a6a2b8b47c899 |
14 | 4476dc3a2b5cb |
15 | 1d51b07871535 |
hex | def4d59ecb0f |
245143137340175 has 24 divisors (see below), whose sum is σ = 319977563458560. Its totient is φ = 185791963183200.
The previous prime is 245143137340141. The next prime is 245143137340201. The reversal of 245143137340175 is 571043731341542.
It is a happy number.
It is not a de Polignac number, because 245143137340175 - 212 = 245143137336079 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 140784914 + ... + 142515536.
It is an arithmetic number, because the mean of its divisors is an integer number (13332398477440).
Almost surely, 2245143137340175 is an apocalyptic number.
245143137340175 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
245143137340175 is a deficient number, since it is larger than the sum of its proper divisors (74834426118385).
245143137340175 is a wasteful number, since it uses less digits than its factorization.
245143137340175 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2028863 (or 2028858 counting only the distinct ones).
The product of its (nonzero) digits is 4233600, while the sum is 50.
The spelling of 245143137340175 in words is "two hundred forty-five trillion, one hundred forty-three billion, one hundred thirty-seven million, three hundred forty thousand, one hundred seventy-five".
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