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54024302551 = 198997271483
BaseRepresentation
bin110010010100000110…
…010110111111010111
312011110001020220220111
4302110012112333113
51341120210140201
640452440143451
73621525665152
oct622406267727
9164401226814
1054024302551
1120a0334612a
12a578767b87
13512c72003b
142886dacc99
151612d1ab51
hexc94196fd7

54024302551 has 4 divisors (see below), whose sum is σ = 54024773032. Its totient is φ = 54023832072.

The previous prime is 54024302509. The next prime is 54024302587. The reversal of 54024302551 is 15520342045.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 54024302551 - 233 = 45434367959 is a prime.

It is a super-2 number, since 2×540243025512 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54024302851) 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, 63256 + ... + 334738.

It is an arithmetic number, because the mean of its divisors is an integer number (13506193258).

Almost surely, 254024302551 is an apocalyptic number.

54024302551 is a deficient number, since it is larger than the sum of its proper divisors (470481).

54024302551 is a wasteful number, since it uses less digits than its factorization.

54024302551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470480.

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 54024302551 its reverse (15520342045), we get a palindrome (69544644596).

The spelling of 54024302551 in words is "fifty-four billion, twenty-four million, three hundred two thousand, five hundred fifty-one".

Divisors: 1 198997 271483 54024302551