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54102480907 = 239619736529
BaseRepresentation
bin110010011000110000…
…100101100000001011
312011122111100210110011
4302120300211200023
51341300213342112
640504311532351
73623465333326
oct623060454013
9164574323404
1054102480907
1120a43492742
12a59a98a0b7
135142993217
14289351d7bd
151619b0eaa7
hexc98c2580b

54102480907 has 8 divisors (see below), whose sum is σ = 54339105600. Its totient is φ = 53865942144.

The previous prime is 54102480893. The next prime is 54102480919. The reversal of 54102480907 is 70908420145.

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 54102480907 - 215 = 54102448139 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54102480907.

It is not an unprimeable number, because it can be changed into a prime (54102480407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1462819 + ... + 1499347.

It is an arithmetic number, because the mean of its divisors is an integer number (6792388200).

Almost surely, 254102480907 is an apocalyptic number.

54102480907 is a deficient number, since it is larger than the sum of its proper divisors (236624693).

54102480907 is a wasteful number, since it uses less digits than its factorization.

54102480907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42965.

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 54102480907 in words is "fifty-four billion, one hundred two million, four hundred eighty thousand, nine hundred seven".

Divisors: 1 239 6197 36529 1481083 8730431 226370213 54102480907