Base | Representation |
---|---|
bin | 110100000000100… |
… | …010111101001100 |
3 | 2020210212120010020 |
4 | 310000202331030 |
5 | 3241333332122 |
6 | 222325542140 |
7 | 30423424035 |
oct | 6400427514 |
9 | 2223776106 |
10 | 872558412 |
11 | 40859a060 |
12 | 204274950 |
13 | 10ba0906b |
14 | 83c55a8c |
15 | 5190ac5c |
hex | 34022f4c |
872558412 has 48 divisors (see below), whose sum is σ = 2233526400. Its totient is φ = 262927360.
The previous prime is 872558411. The next prime is 872558417. The reversal of 872558412 is 214855278.
It is a super-2 number, since 2×8725584122 = 1522716364703923488, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (872558411) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5164 + ... + 42092.
It is an arithmetic number, because the mean of its divisors is an integer number (46531800).
Almost surely, 2872558412 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 872558412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1116763200).
872558412 is an abundant number, since it is smaller than the sum of its proper divisors (1360967988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
872558412 is a wasteful number, since it uses less digits than its factorization.
872558412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37126 (or 37124 counting only the distinct ones).
The product of its digits is 179200, while the sum is 42.
The square root of 872558412 is about 29539.0997154619. The cubic root of 872558412 is about 955.5751264685.
The spelling of 872558412 in words is "eight hundred seventy-two million, five hundred fifty-eight thousand, four hundred twelve".
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