Base | Representation |
---|---|
bin | 110001111001000100000… |
… | …0111000101001111110010 |
3 | 220021112020200212210010000 |
4 | 1203302020013011033302 |
5 | 1344321220122043130 |
6 | 22330030320050430 |
7 | 1305256060615413 |
oct | 143621007051762 |
9 | 26245220783100 |
10 | 6857051362290 |
11 | 2204071805038 |
12 | 928b38763a16 |
13 | 3a9803bc65bc |
14 | 199c5117180a |
15 | bd57abd2260 |
hex | 63c881c53f2 |
6857051362290 has 160 divisors (see below), whose sum is σ = 18775579680000. Its totient is φ = 1795311827712.
The previous prime is 6857051362283. The next prime is 6857051362363. The reversal of 6857051362290 is 922631507586.
6857051362290 is a `hidden beast` number, since 6 + 8 + 5 + 7 + 0 + 5 + 1 + 3 + 622 + 9 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 11154886 + ... + 11753534.
It is an arithmetic number, because the mean of its divisors is an integer number (117347373000).
Almost surely, 26857051362290 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6857051362290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9387789840000).
6857051362290 is an abundant number, since it is smaller than the sum of its proper divisors (11918528317710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6857051362290 is a wasteful number, since it uses less digits than its factorization.
6857051362290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 598926 (or 598917 counting only the distinct ones).
The product of its (nonzero) digits is 5443200, while the sum is 54.
The spelling of 6857051362290 in words is "six trillion, eight hundred fifty-seven billion, fifty-one million, three hundred sixty-two thousand, two hundred ninety".
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