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10639030 = 251063903
BaseRepresentation
bin101000100101…
…011010110110
3202000112000011
4220211122312
510210422110
61020010434
7156300403
oct50453266
922015004
1010639030
116007296
123690a1a
1322866ac
1415ad2aa
15e0248a
hexa256b6

10639030 has 8 divisors (see below), whose sum is σ = 19150272. Its totient is φ = 4255608.

The previous prime is 10639021. The next prime is 10639033. The reversal of 10639030 is 3093601.

10639030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×106390302 = 226377918681800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10638992 and 10639010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10639033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 531942 + ... + 531961.

It is an arithmetic number, because the mean of its divisors is an integer number (2393784).

Almost surely, 210639030 is an apocalyptic number.

10639030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10639030 is a deficient number, since it is larger than the sum of its proper divisors (8511242).

10639030 is a wasteful number, since it uses less digits than its factorization.

10639030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063910.

The product of its (nonzero) digits is 486, while the sum is 22.

The square root of 10639030 is about 3261.7525963813. The cubic root of 10639030 is about 219.9382057852.

The spelling of 10639030 in words is "ten million, six hundred thirty-nine thousand, thirty".

Divisors: 1 2 5 10 1063903 2127806 5319515 10639030