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12355013 = 115919037
BaseRepresentation
bin101111001000…
…010111000101
3212020200220002
4233020113011
511130330023
61120451045
7210005306
oct57102705
925220802
1012355013
116a79560
124179a85
132737778
1418d87ad
151140b28
hexbc85c5

12355013 has 8 divisors (see below), whose sum is σ = 13707360. Its totient is φ = 11040880.

The previous prime is 12354983. The next prime is 12355043. The reversal of 12355013 is 31055321.

12355013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12354983) and next prime (12355043).

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 12355013 - 210 = 12353989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12355043) 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, 8870 + ... + 10167.

It is an arithmetic number, because the mean of its divisors is an integer number (1713420).

Almost surely, 212355013 is an apocalyptic number.

It is an amenable number.

12355013 is a deficient number, since it is larger than the sum of its proper divisors (1352347).

12355013 is a wasteful number, since it uses less digits than its factorization.

12355013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19107.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 12355013 is about 3514.9698433984. The cubic root of 12355013 is about 231.1786565408.

The spelling of 12355013 in words is "twelve million, three hundred fifty-five thousand, thirteen".

Divisors: 1 11 59 649 19037 209407 1123183 12355013