Base | Representation |
---|---|
bin | 100111111111010000… |
… | …0111110111001100010 |
3 | 22012122201220102121202 |
4 | 1033332200332321202 |
5 | 2401332324001410 |
6 | 103241123121202 |
7 | 6130022451134 |
oct | 1177640767142 |
9 | 265581812552 |
10 | 85874437730 |
11 | 334679770a4 |
12 | 14787213202 |
13 | 81371a9c83 |
14 | 4229021054 |
15 | 23790a2ca5 |
hex | 13fe83ee62 |
85874437730 has 64 divisors (see below), whose sum is σ = 158958858240. Its totient is φ = 33388852224.
The previous prime is 85874437723. The next prime is 85874437739. The reversal of 85874437730 is 3773447858.
It is not an unprimeable number, because it can be changed into a prime (85874437739) 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, 29826431 + ... + 29829309.
It is an arithmetic number, because the mean of its divisors is an integer number (2483732160).
Almost surely, 285874437730 is an apocalyptic number.
85874437730 is a deficient number, since it is larger than the sum of its proper divisors (73084420510).
85874437730 is a wasteful number, since it uses less digits than its factorization.
85874437730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3443.
The product of its (nonzero) digits is 15805440, while the sum is 56.
The spelling of 85874437730 in words is "eighty-five billion, eight hundred seventy-four million, four hundred thirty-seven thousand, seven hundred thirty".
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