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55147254301 = 96795697619
BaseRepresentation
bin110011010111000010…
…000101001000011101
312021100022021210010001
4303113002011020131
51400420144114201
641200113014301
73661412633026
oct632702051035
9167308253101
1055147254301
112142a207427
12a830854391
13527b278829
1429521a3c4d
15167b6d7301
hexcd708521d

55147254301 has 4 divisors (see below), whose sum is σ = 55152961600. Its totient is φ = 55141547004.

The previous prime is 55147254251. The next prime is 55147254347. The reversal of 55147254301 is 10345274155.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10345274155 = 52069054831.

It is a cyclic number.

It is not a de Polignac number, because 55147254301 - 213 = 55147246109 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 (55147254361) 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, 2839131 + ... + 2858488.

It is an arithmetic number, because the mean of its divisors is an integer number (13788240400).

Almost surely, 255147254301 is an apocalyptic number.

It is an amenable number.

55147254301 is a deficient number, since it is larger than the sum of its proper divisors (5707299).

55147254301 is an equidigital number, since it uses as much as digits as its factorization.

55147254301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5707298.

The product of its (nonzero) digits is 84000, while the sum is 37.

The spelling of 55147254301 in words is "fifty-five billion, one hundred forty-seven million, two hundred fifty-four thousand, three hundred one".

Divisors: 1 9679 5697619 55147254301