Base | Representation |
---|---|
bin | 1100101110110… |
… | …1100011010010 |
3 | 10201111002111211 |
4 | 3023231203102 |
5 | 102132324220 |
6 | 5144330334 |
7 | 1215623260 |
oct | 313554322 |
9 | 121432454 |
10 | 53401810 |
11 | 28164630 |
12 | 15a739aa |
13 | b0a9907 |
14 | 7141430 |
15 | 4a4cb5a |
hex | 32ed8d2 |
53401810 has 64 divisors (see below), whose sum is σ = 120766464. Its totient is φ = 16516800.
The previous prime is 53401807. The next prime is 53401853. The reversal of 53401810 is 1810435.
It is a super-2 number, since 2×534018102 = 5703506622552200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171555 + ... + 171865.
It is an arithmetic number, because the mean of its divisors is an integer number (1886976).
Almost surely, 253401810 is an apocalyptic number.
53401810 is an abundant number, since it is smaller than the sum of its proper divisors (67364654).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53401810 is a wasteful number, since it uses less digits than its factorization.
53401810 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 559.
The product of its (nonzero) digits is 480, while the sum is 22.
The square root of 53401810 is about 7307.6542063784. The cubic root of 53401810 is about 376.5754401813.
The spelling of 53401810 in words is "fifty-three million, four hundred one thousand, eight hundred ten".
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