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10204831 = 713127883
BaseRepresentation
bin100110111011…
…011010011111
3201012110101201
4212323122133
510103023311
61002420331
7152511460
oct46733237
921173351
1010204831
11584004a
1235016a7
132163b80
1414d8d67
15d689c1
hex9bb69f

10204831 has 16 divisors (see below), whose sum is σ = 12673024. Its totient is φ = 8001504.

The previous prime is 10204823. The next prime is 10204841. The reversal of 10204831 is 13840201.

It is not a de Polignac number, because 10204831 - 23 = 10204823 is a prime.

It is a super-2 number, since 2×102048312 = 208277151477122, which contains 22 as substring.

It is the 3195-th Hogben number.

It is a junction number, because it is equal to n+sod(n) for n = 10204799 and 10204808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10204841) by changing a digit.

It is a nontrivial repunit in base 3194.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11116 + ... + 11998.

It is an arithmetic number, because the mean of its divisors is an integer number (792064).

Almost surely, 210204831 is an apocalyptic number.

10204831 is a deficient number, since it is larger than the sum of its proper divisors (2468193).

10204831 is a wasteful number, since it uses less digits than its factorization.

10204831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 10204831 is about 3194.5001173893. The cubic root of 10204831 is about 216.9045216950.

The spelling of 10204831 in words is "ten million, two hundred four thousand, eight hundred thirty-one".

Divisors: 1 7 13 91 127 883 889 1651 6181 11479 11557 80353 112141 784987 1457833 10204831