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13397876 = 223349469
BaseRepresentation
bin110011000110…
…111101110100
3221012200102122
4303012331310
511412213001
61155055112
7221610602
oct63067564
927180378
1013397876
117621028
1245a1498
132a1134b
141aca872
151299b1b
hexcc6f74

13397876 has 6 divisors (see below), whose sum is σ = 23446290. Its totient is φ = 6698936.

The previous prime is 13397863. The next prime is 13397893. The reversal of 13397876 is 67879331.

It can be written as a sum of positive squares in only one way, i.e., 13147876 + 250000 = 3626^2 + 500^2 .

It is a super-2 number, since 2×133978762 = 359006162622752, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1674731 + ... + 1674738.

It is an arithmetic number, because the mean of its divisors is an integer number (3907715).

Almost surely, 213397876 is an apocalyptic number.

It is an amenable number.

13397876 is a deficient number, since it is larger than the sum of its proper divisors (10048414).

13397876 is a wasteful number, since it uses less digits than its factorization.

13397876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3349473 (or 3349471 counting only the distinct ones).

The product of its digits is 190512, while the sum is 44.

The square root of 13397876 is about 3660.3109157557. The cubic root of 13397876 is about 237.5082235380.

The spelling of 13397876 in words is "thirteen million, three hundred ninety-seven thousand, eight hundred seventy-six".

Divisors: 1 2 4 3349469 6698938 13397876