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14920756 = 223730189
BaseRepresentation
bin111000111010…
…110000110100
31001002001102121
4320322300310
512304431011
61251445324
7240552514
oct70726064
931061377
1014920756
118471204
124bb6844
133125566
141da5844
15149ae71
hexe3ac34

14920756 has 6 divisors (see below), whose sum is σ = 26111330. Its totient is φ = 7460376.

The previous prime is 14920751. The next prime is 14920777. The reversal of 14920756 is 65702941.

14920756 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 13987600 + 933156 = 3740^2 + 966^2 .

It is a super-2 number, since 2×149207562 = 445257919223072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14920751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1865091 + ... + 1865098.

Almost surely, 214920756 is an apocalyptic number.

It is an amenable number.

14920756 is a deficient number, since it is larger than the sum of its proper divisors (11190574).

14920756 is a wasteful number, since it uses less digits than its factorization.

14920756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3730193 (or 3730191 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 14920756 is about 3862.7394424165. The cubic root of 14920756 is about 246.1861459318.

The spelling of 14920756 in words is "fourteen million, nine hundred twenty thousand, seven hundred fifty-six".

Divisors: 1 2 4 3730189 7460378 14920756