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13669030 = 251366903
BaseRepresentation
bin110100001001…
…001010100110
3221201110101101
4310021022212
511444402110
61204550314
7224120254
oct64111246
927643341
1013669030
117796821
1246b239a
132aa78ab
141b5b5d4
15130013a
hexd092a6

13669030 has 8 divisors (see below), whose sum is σ = 24604272. Its totient is φ = 5467608.

The previous prime is 13669013. The next prime is 13669039. The reversal of 13669030 is 3096631.

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

It is a super-2 number, since 2×136690302 = 373684762281800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13669030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13669039) 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, 683442 + ... + 683461.

It is an arithmetic number, because the mean of its divisors is an integer number (3075534).

Almost surely, 213669030 is an apocalyptic number.

13669030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13669030 is a deficient number, since it is larger than the sum of its proper divisors (10935242).

13669030 is a wasteful number, since it uses less digits than its factorization.

13669030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366910.

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 13669030 is about 3697.1651302045. The cubic root of 13669030 is about 239.0998106717.

The spelling of 13669030 in words is "thirteen million, six hundred sixty-nine thousand, thirty".

Divisors: 1 2 5 10 1366903 2733806 6834515 13669030