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13502030 = 251350203
BaseRepresentation
bin110011100000…
…011001001110
3221101222022012
4303200121032
511424031110
61201221222
7222523343
oct63403116
927358265
1013502030
117692303
124631812
132a49889
141b167ca
1512ba905
hexce064e

13502030 has 8 divisors (see below), whose sum is σ = 24303672. Its totient is φ = 5400808.

The previous prime is 13502011. The next prime is 13502089. The reversal of 13502030 is 3020531.

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

It is a junction number, because it is equal to n+sod(n) for n = 13501996 and 13502014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 675092 + ... + 675111.

It is an arithmetic number, because the mean of its divisors is an integer number (3037959).

Almost surely, 213502030 is an apocalyptic number.

13502030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13502030 is a deficient number, since it is larger than the sum of its proper divisors (10801642).

13502030 is a wasteful number, since it uses less digits than its factorization.

13502030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350210.

The product of its (nonzero) digits is 90, while the sum is 14.

The square root of 13502030 is about 3674.5108518005. The cubic root of 13502030 is about 238.1220921013.

Adding to 13502030 its reverse (3020531), we get a palindrome (16522561).

The spelling of 13502030 in words is "thirteen million, five hundred two thousand, thirty".

Divisors: 1 2 5 10 1350203 2700406 6751015 13502030