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13372037 = 710211871
BaseRepresentation
bin110011000000…
…101010000101
3221011100222122
4303000222011
511410401122
61154335325
7221442350
oct63005205
927140878
1013372037
117603678
12458a545
132a02663
141ac1297
151292142
hexcc0a85

13372037 has 8 divisors (see below), whose sum is σ = 15305472. Its totient is φ = 11444400.

The previous prime is 13372003. The next prime is 13372043. The reversal of 13372037 is 73027331.

It is a happy number.

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 13372037 - 26 = 13371973 is a prime.

It is a super-2 number, since 2×133720372 = 357622747058738, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13371997 and 13372015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13372057) 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, 6212 + ... + 8082.

It is an arithmetic number, because the mean of its divisors is an integer number (1913184).

Almost surely, 213372037 is an apocalyptic number.

It is an amenable number.

13372037 is a deficient number, since it is larger than the sum of its proper divisors (1933435).

13372037 is a wasteful number, since it uses less digits than its factorization.

13372037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2899.

The product of its (nonzero) digits is 2646, while the sum is 26.

The square root of 13372037 is about 3656.7795941238. The cubic root of 13372037 is about 237.3554400058.

Adding to 13372037 its reverse (73027331), we get a palindrome (86399368).

The spelling of 13372037 in words is "thirteen million, three hundred seventy-two thousand, thirty-seven".

Divisors: 1 7 1021 1871 7147 13097 1910291 13372037