Base | Representation |
---|---|
bin | 100111110010100111… |
… | …0000001100101110100 |
3 | 22011120011022200010011 |
4 | 1033211032001211310 |
5 | 2400000202200440 |
6 | 103131042510004 |
7 | 6113350223053 |
oct | 1174516014564 |
9 | 264504280104 |
10 | 85450037620 |
11 | 3326a356002 |
12 | 14689065304 |
13 | 809a2a454c |
14 | 41c890839a |
15 | 2351bbe9ea |
hex | 13e5381974 |
85450037620 has 24 divisors (see below), whose sum is σ = 179465688864. Its totient is φ = 34176089376.
The previous prime is 85450037579. The next prime is 85450037669. The reversal of 85450037620 is 2673005458.
It is a congruent number.
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, 63582 + ... + 418261.
It is an arithmetic number, because the mean of its divisors is an integer number (7477737036).
Almost surely, 285450037620 is an apocalyptic number.
It is an amenable number.
85450037620 is an abundant number, since it is smaller than the sum of its proper divisors (94015651244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85450037620 is a wasteful number, since it uses less digits than its factorization.
85450037620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 490719 (or 490717 counting only the distinct ones).
The product of its (nonzero) digits is 201600, while the sum is 40.
The spelling of 85450037620 in words is "eighty-five billion, four hundred fifty million, thirty-seven thousand, six hundred twenty".
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