Base | Representation |
---|---|
bin | 1101011001100… |
… | …1100010111111 |
3 | 10220202102122110 |
4 | 3112121202333 |
5 | 103342002310 |
6 | 5324345103 |
7 | 1251502320 |
oct | 326314277 |
9 | 126672573 |
10 | 56203455 |
11 | 297a8540 |
12 | 169a5193 |
13 | b84aba9 |
14 | 7670447 |
15 | 4e02d20 |
hex | 35998bf |
56203455 has 32 divisors (see below), whose sum is σ = 112117248. Its totient is φ = 23356800.
The previous prime is 56203453. The next prime is 56203519. The reversal of 56203455 is 55430265.
It is not a de Polignac number, because 56203455 - 21 = 56203453 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56203453) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23176 + ... + 25485.
It is an arithmetic number, because the mean of its divisors is an integer number (3503664).
Almost surely, 256203455 is an apocalyptic number.
56203455 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
56203455 is a deficient number, since it is larger than the sum of its proper divisors (55913793).
56203455 is a wasteful number, since it uses less digits than its factorization.
56203455 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48687.
The product of its (nonzero) digits is 18000, while the sum is 30.
The square root of 56203455 is about 7496.8963578270. The cubic root of 56203455 is about 383.0490044485.
The spelling of 56203455 in words is "fifty-six million, two hundred three thousand, four hundred fifty-five".
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