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55654951 = 1131163211
BaseRepresentation
bin1101010001001…
…1101000100111
310212201120020111
43110103220213
5103221424301
65304513451
71244026222
oct324235047
9125646214
1055654951
1129463430
121677b887
13b6b8331
14756a5b9
154d45551
hex3513a27

55654951 has 8 divisors (see below), whose sum is σ = 62673408. Its totient is φ = 48963000.

The previous prime is 55654931. The next prime is 55654961. The reversal of 55654951 is 15945655.

55654951 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 cyclic number.

It is not a de Polignac number, because 55654951 - 215 = 55622183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55654901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81265 + ... + 81946.

It is an arithmetic number, because the mean of its divisors is an integer number (7834176).

Almost surely, 255654951 is an apocalyptic number.

55654951 is a deficient number, since it is larger than the sum of its proper divisors (7018457).

55654951 is a wasteful number, since it uses less digits than its factorization.

55654951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163253.

The product of its digits is 135000, while the sum is 40.

The square root of 55654951 is about 7460.2245944744. The cubic root of 55654951 is about 381.7988373711.

The spelling of 55654951 in words is "fifty-five million, six hundred fifty-four thousand, nine hundred fifty-one".

Divisors: 1 11 31 341 163211 1795321 5059541 55654951