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10538055 = 3251161349
BaseRepresentation
bin101000001100…
…110001000111
3201211101111100
4220030301013
510144204210
61013511143
7155400123
oct50146107
921741440
1010538055
115a48440
1236424b3
13224c748
141584583
15dd25c0
hexa0cc47

10538055 has 48 divisors (see below), whose sum is σ = 20311200. Its totient is φ = 5011200.

The previous prime is 10538039. The next prime is 10538057. The reversal of 10538055 is 55083501.

It is not a de Polignac number, because 10538055 - 24 = 10538039 is a prime.

It is a super-2 number, since 2×105380552 = 222101206366050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10538057) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30021 + ... + 30369.

It is an arithmetic number, because the mean of its divisors is an integer number (423150).

Almost surely, 210538055 is an apocalyptic number.

10538055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10538055 is a deficient number, since it is larger than the sum of its proper divisors (9773145).

10538055 is a wasteful number, since it uses less digits than its factorization.

10538055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432 (or 429 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 10538055 is about 3246.2370523423. The cubic root of 10538055 is about 219.2401818531.

The spelling of 10538055 in words is "ten million, five hundred thirty-eight thousand, fifty-five".

Divisors: 1 3 5 9 11 15 33 45 55 61 99 165 183 305 349 495 549 671 915 1047 1745 2013 2745 3141 3355 3839 5235 6039 10065 11517 15705 19195 21289 30195 34551 57585 63867 106445 172755 191601 234179 319335 702537 958005 1170895 2107611 3512685 10538055