Base | Representation |
---|---|
bin | 11000110001000… |
… | …000100011101000 |
3 | 1001221211121120011 |
4 | 120301000203220 |
5 | 1322332004040 |
6 | 105121341304 |
7 | 13203460531 |
oct | 3061004350 |
9 | 1057747504 |
10 | 415500520 |
11 | 1a35a2766 |
12 | b7197834 |
13 | 6810a9c6 |
14 | 3d27b688 |
15 | 267263ea |
hex | 18c408e8 |
415500520 has 64 divisors (see below), whose sum is σ = 989418240. Its totient is φ = 156710400.
The previous prime is 415500517. The next prime is 415500521. The reversal of 415500520 is 25005514.
It is a junction number, because it is equal to n+sod(n) for n = 415500491 and 415500500.
It is not an unprimeable number, because it can be changed into a prime (415500521) 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, 62140 + ... + 68500.
It is an arithmetic number, because the mean of its divisors is an integer number (15459660).
Almost surely, 2415500520 is an apocalyptic number.
415500520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 415500520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (494709120).
415500520 is an abundant number, since it is smaller than the sum of its proper divisors (573917720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
415500520 is a wasteful number, since it uses less digits than its factorization.
415500520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6466 (or 6462 counting only the distinct ones).
The product of its (nonzero) digits is 1000, while the sum is 22.
The square root of 415500520 is about 20383.8298658520. The cubic root of 415500520 is about 746.2033433322.
The spelling of 415500520 in words is "four hundred fifteen million, five hundred thousand, five hundred twenty".
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