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13802038 = 233120849
BaseRepresentation
bin110100101001…
…101000110110
3221222012211121
4310221220312
512013131123
61211454154
7225213115
oct64515066
927865747
1013802038
117877748
12475735a
132b232b3
141b93c7c
15132975d
hexd29a36

13802038 has 8 divisors (see below), whose sum is σ = 20766600. Its totient is φ = 6879840.

The previous prime is 13802003. The next prime is 13802051. The reversal of 13802038 is 83020831.

13802038 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9763 + ... + 11086.

It is an arithmetic number, because the mean of its divisors is an integer number (2595825).

Almost surely, 213802038 is an apocalyptic number.

13802038 is a deficient number, since it is larger than the sum of its proper divisors (6964562).

13802038 is a wasteful number, since it uses less digits than its factorization.

13802038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21182.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 13802038 is about 3715.1094196537. The cubic root of 13802038 is about 239.8728377285.

Adding to 13802038 its reverse (83020831), we get a palindrome (96822869).

The spelling of 13802038 in words is "thirteen million, eight hundred two thousand, thirty-eight".

Divisors: 1 2 331 662 20849 41698 6901019 13802038