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55344373 = 721129477
BaseRepresentation
bin1101001100011…
…1110011110101
310212010210012121
43103013303311
5103132004443
65254115541
71241263600
oct323076365
9125123177
1055344373
1129271057
121664bbb1
13b609b66
1474c9337
154cd34ed
hex34c7cf5

55344373 has 6 divisors (see below), whose sum is σ = 64380246. Its totient is φ = 47437992.

The previous prime is 55344361. The next prime is 55344389. The reversal of 55344373 is 37344355.

It can be written as a sum of positive squares in only one way, i.e., 53100369 + 2244004 = 7287^2 + 1498^2 .

It is a de Polignac number, because none of the positive numbers 2k-55344373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55344313) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 564690 + ... + 564787.

It is an arithmetic number, because the mean of its divisors is an integer number (10730041).

Almost surely, 255344373 is an apocalyptic number.

It is an amenable number.

55344373 is a deficient number, since it is larger than the sum of its proper divisors (9035873).

55344373 is a wasteful number, since it uses less digits than its factorization.

55344373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129491 (or 1129484 counting only the distinct ones).

The product of its digits is 75600, while the sum is 34.

The square root of 55344373 is about 7439.3798800707. The cubic root of 55344373 is about 381.0873129046.

The spelling of 55344373 in words is "fifty-five million, three hundred forty-four thousand, three hundred seventy-three".

Divisors: 1 7 49 1129477 7906339 55344373