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10105227 = 3211103991
BaseRepresentation
bin100110100011…
…000110001011
3201000101202200
4212203012023
510041331402
61000331243
7151615206
oct46430613
921011680
1010105227
115782230
123473b23
13212a732
1414b093d
15d4921c
hex9a318b

10105227 has 24 divisors (see below), whose sum is σ = 16094208. Its totient is φ = 6058800.

The previous prime is 10105223. The next prime is 10105241. The reversal of 10105227 is 72250101.

It is not a de Polignac number, because 10105227 - 22 = 10105223 is a prime.

It is a super-2 number, since 2×101052272 = 204231225443058, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10105223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9702 + ... + 10692.

It is an arithmetic number, because the mean of its divisors is an integer number (670592).

Almost surely, 210105227 is an apocalyptic number.

10105227 is a deficient number, since it is larger than the sum of its proper divisors (5988981).

10105227 is a wasteful number, since it uses less digits than its factorization.

10105227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111 (or 1108 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 10105227 is about 3178.8719697402. The cubic root of 10105227 is about 216.1965161149.

Adding to 10105227 its reverse (72250101), we get a palindrome (82355328).

The spelling of 10105227 in words is "ten million, one hundred five thousand, two hundred twenty-seven".

Divisors: 1 3 9 11 33 99 103 309 927 991 1133 2973 3399 8919 10197 10901 32703 98109 102073 306219 918657 1122803 3368409 10105227