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13380037 = 111771551
BaseRepresentation
bin110011000010…
…100111000101
3221011202221221
4303002213011
511411130122
61154440341
7221504566
oct63024705
927152857
1013380037
117609690
1245930b1
132a061a8
141ac416d
1512946c7
hexcc29c5

13380037 has 8 divisors (see below), whose sum is σ = 15455232. Its totient is φ = 11448000.

The previous prime is 13380023. The next prime is 13380041. The reversal of 13380037 is 73008331.

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 13380037 - 223 = 4991429 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13379993 and 13380020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13380067) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 35589 + ... + 35962.

It is an arithmetic number, because the mean of its divisors is an integer number (1931904).

Almost surely, 213380037 is an apocalyptic number.

13380037 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

13380037 is a deficient number, since it is larger than the sum of its proper divisors (2075195).

13380037 is a wasteful number, since it uses less digits than its factorization.

13380037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71579.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 13380037 is about 3657.8732892215. The cubic root of 13380037 is about 237.4027642586.

Adding to 13380037 its reverse (73008331), we get a palindrome (86388368).

The spelling of 13380037 in words is "thirteen million, three hundred eighty thousand, thirty-seven".

Divisors: 1 11 17 187 71551 787061 1216367 13380037