Base | Representation |
---|---|
bin | 101001100101001100010… |
… | …111110110001011000100 |
3 | 101010011112112021010100002 |
4 | 221211030113312023010 |
5 | 333304011222241320 |
6 | 10024404243340432 |
7 | 413304615052220 |
oct | 51451427661304 |
9 | 11104475233302 |
10 | 2857434571460 |
11 | a01916360167 |
12 | 3a1959081718 |
13 | 1795bb610971 |
14 | 9c42caa5780 |
15 | 4e4dd6c0675 |
hex | 2994c5f62c4 |
2857434571460 has 24 divisors (see below), whose sum is σ = 6857842971840. Its totient is φ = 979691853024.
The previous prime is 2857434571447. The next prime is 2857434571471. The reversal of 2857434571460 is 641754347582.
It is a happy number.
It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 2857434571396 and 2857434571405.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10205123330 + ... + 10205123609.
It is an arithmetic number, because the mean of its divisors is an integer number (285743457160).
Almost surely, 22857434571460 is an apocalyptic number.
2857434571460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2857434571460 is an abundant number, since it is smaller than the sum of its proper divisors (4000408400380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2857434571460 is a wasteful number, since it uses less digits than its factorization.
2857434571460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20410246955 (or 20410246953 counting only the distinct ones).
The product of its (nonzero) digits is 22579200, while the sum is 56.
The spelling of 2857434571460 in words is "two trillion, eight hundred fifty-seven billion, four hundred thirty-four million, five hundred seventy-one thousand, four hundred sixty".
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