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23055255 = 3253761227
BaseRepresentation
bin101011111110…
…0101110010111
31121101022212100
41113330232113
521400232010
62142053143
7366652326
oct127745627
947338770
1023055255
1112017833
12787a1b3
134a12c82
1430c20bd
1520562c0
hex15fcb97

23055255 has 48 divisors (see below), whose sum is σ = 41899104. Its totient is φ = 11715840.

The previous prime is 23055233. The next prime is 23055257. The reversal of 23055255 is 55255032.

It is not a de Polignac number, because 23055255 - 27 = 23055127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23055257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 101452 + ... + 101678.

It is an arithmetic number, because the mean of its divisors is an integer number (872898).

Almost surely, 223055255 is an apocalyptic number.

23055255 is a deficient number, since it is larger than the sum of its proper divisors (18843849).

23055255 is a wasteful number, since it uses less digits than its factorization.

23055255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336 (or 333 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 27.

The square root of 23055255 is about 4801.5887995537. The cubic root of 23055255 is about 284.6142519012.

The spelling of 23055255 in words is "twenty-three million, fifty-five thousand, two hundred fifty-five".

Divisors: 1 3 5 9 15 37 45 61 111 183 185 227 305 333 549 555 681 915 1135 1665 2043 2257 2745 3405 6771 8399 10215 11285 13847 20313 25197 33855 41541 41995 69235 75591 101565 124623 125985 207705 377955 512339 623115 1537017 2561695 4611051 7685085 23055255