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10828031 = 174331471
BaseRepresentation
bin101001010011…
…100011111111
3202101010021012
4221103203333
510232444111
61024025435
7161015414
oct51234377
922333235
1010828031
116126295
12376227b
132321726
14161c10b
15e3d48b
hexa538ff

10828031 has 8 divisors (see below), whose sum is σ = 11499264. Its totient is φ = 10160640.

The previous prime is 10828019. The next prime is 10828033. The reversal of 10828031 is 13082801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10828031 - 218 = 10565887 is a prime.

It is a super-2 number, since 2×108280312 = 234492510673922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10827988 and 10828006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10828033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6626 + ... + 8096.

It is an arithmetic number, because the mean of its divisors is an integer number (1437408).

Almost surely, 210828031 is an apocalyptic number.

10828031 is a deficient number, since it is larger than the sum of its proper divisors (671233).

10828031 is a wasteful number, since it uses less digits than its factorization.

10828031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1921.

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 10828031 is about 3290.5973621821. The cubic root of 10828031 is about 221.2329600547.

The spelling of 10828031 in words is "ten million, eight hundred twenty-eight thousand, thirty-one".

Divisors: 1 17 433 1471 7361 25007 636943 10828031