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13977484 = 2221116561
BaseRepresentation
bin110101010100…
…011110001100
3222022010111121
4311110132030
512034234414
61215330324
7226543453
oct65243614
928263447
1013977484
117987544
1248209a4
132b85101
141bdbb9a
151361724
hexd5478c

13977484 has 12 divisors (see below), whose sum is σ = 24578008. Its totient is φ = 6955200.

The previous prime is 13977463. The next prime is 13977487. The reversal of 13977484 is 48477931.

13977484 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13977484.

It is not an unprimeable number, because it can be changed into a prime (13977487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7437 + ... + 9124.

Almost surely, 213977484 is an apocalyptic number.

It is an amenable number.

13977484 is a deficient number, since it is larger than the sum of its proper divisors (10600524).

13977484 is a wasteful number, since it uses less digits than its factorization.

13977484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16776 (or 16774 counting only the distinct ones).

The product of its digits is 169344, while the sum is 43.

The square root of 13977484 is about 3738.6473489753. The cubic root of 13977484 is about 240.8849505094.

The spelling of 13977484 in words is "thirteen million, nine hundred seventy-seven thousand, four hundred eighty-four".

Divisors: 1 2 4 211 422 844 16561 33122 66244 3494371 6988742 13977484