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56253455 = 511250691
BaseRepresentation
bin1101011010010…
…1110000001111
310220211222020022
43112211300033
5103400102310
65325412355
71252101146
oct326456017
9126758208
1056253455
1129832065
1216a0a0bb
13b86788b
14768475d
154e12a55
hex35a5c0f

56253455 has 4 divisors (see below), whose sum is σ = 67504152. Its totient is φ = 45002760.

The previous prime is 56253443. The next prime is 56253467. The reversal of 56253455 is 55435265.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55435265 = 511087053.

It is an interprime number because it is at equal distance from previous prime (56253443) and next prime (56253467).

It is a de Polignac number, because none of the positive numbers 2k-56253455 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5625341 + ... + 5625350.

It is an arithmetic number, because the mean of its divisors is an integer number (16876038).

Almost surely, 256253455 is an apocalyptic number.

56253455 is a deficient number, since it is larger than the sum of its proper divisors (11250697).

56253455 is a wasteful number, since it uses less digits than its factorization.

56253455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11250696.

The product of its digits is 90000, while the sum is 35.

The square root of 56253455 is about 7500.2303297965. The cubic root of 56253455 is about 383.1625607742.

The spelling of 56253455 in words is "fifty-six million, two hundred fifty-three thousand, four hundred fifty-five".

Divisors: 1 5 11250691 56253455