Base | Representation |
---|---|
bin | 1100001111000… |
… | …0000011000000 |
3 | 10120120001210010 |
4 | 3003300003000 |
5 | 101114034010 |
6 | 5031504520 |
7 | 1162112031 |
oct | 303600300 |
9 | 116501703 |
10 | 51314880 |
11 | 26a696a1 |
12 | 15228140 |
13 | a828a46 |
14 | 6b5aa88 |
15 | 4789620 |
hex | 30f00c0 |
51314880 has 56 divisors (see below), whose sum is σ = 162927792. Its totient is φ = 13683712.
The previous prime is 51314807. The next prime is 51314881. The reversal of 51314880 is 8841315.
It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a zygodrome in base 2.
It is not an unprimeable number, because it can be changed into a prime (51314881) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25767 + ... + 27686.
Almost surely, 251314880 is an apocalyptic number.
It is an amenable number.
51314880 is an abundant number, since it is smaller than the sum of its proper divisors (111612912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51314880 is a wasteful number, since it uses less digits than its factorization.
51314880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53473 (or 53463 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 30.
The square root of 51314880 is about 7163.4405141664. The cubic root of 51314880 is about 371.6046209667.
It can be divided in two parts, 5131 and 4880, that added together give a triangular number (10011 = T141).
The spelling of 51314880 in words is "fifty-one million, three hundred fourteen thousand, eight hundred eighty".
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