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10856930 = 257222157
BaseRepresentation
bin101001011010…
…100111100010
3202102120220112
4221122213202
510234410210
61024411322
7161165600
oct51324742
922376815
1010856930
116145a77
123776b42
132331926
141628870
15e46d05
hexa5a9e2

10856930 has 24 divisors (see below), whose sum is σ = 22734108. Its totient is φ = 3722208.

The previous prime is 10856929. The next prime is 10856939. The reversal of 10856930 is 3965801.

10856930 = T230 + T231 + ... + T425.

10856930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10686361 + 170569 = 3269^2 + 413^2 .

It is not an unprimeable number, because it can be changed into a prime (10856939) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10589 + ... + 11568.

Almost surely, 210856930 is an apocalyptic number.

10856930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10856930 is an abundant number, since it is smaller than the sum of its proper divisors (11877178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10856930 is a wasteful number, since it uses less digits than its factorization.

10856930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22178 (or 22171 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 10856930 is about 3294.9855841870. The cubic root of 10856930 is about 221.4296018980.

The spelling of 10856930 in words is "ten million, eight hundred fifty-six thousand, nine hundred thirty".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 22157 44314 110785 155099 221570 310198 775495 1085693 1550990 2171386 5428465 10856930