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55451035061 = 239232012699
BaseRepresentation
bin110011101001001000…
…111010010110110101
312022010110220102222022
4303221020322112311
51402030431110221
641250204042525
74002062010152
oct635110722665
9168113812868
1055451035061
1121575733404
12a8b6533445
1352c919b466
14298067d229
1516981e14ab
hexce923a5b5

55451035061 has 4 divisors (see below), whose sum is σ = 55683048000. Its totient is φ = 55219022124.

The previous prime is 55451035033. The next prime is 55451035067. The reversal of 55451035061 is 16053015455.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55451035061 - 214 = 55451018677 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 (55451035067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116006111 + ... + 116006588.

It is an arithmetic number, because the mean of its divisors is an integer number (13920762000).

Almost surely, 255451035061 is an apocalyptic number.

It is an amenable number.

55451035061 is a deficient number, since it is larger than the sum of its proper divisors (232012939).

55451035061 is a wasteful number, since it uses less digits than its factorization.

55451035061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232012938.

The product of its (nonzero) digits is 45000, while the sum is 35.

The spelling of 55451035061 in words is "fifty-five billion, four hundred fifty-one million, thirty-five thousand, sixty-one".

Divisors: 1 239 232012699 55451035061