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54371333807 = 78987273409
BaseRepresentation
bin110010101000110010…
…001011011010101111
312012100020020221021222
4302220302023122233
51342323030140212
640551114213555
73633241466120
oct625062133257
9165306227258
1054371333807
112107122291a
12a654a242bb
1351865a6b8b
1428bb106047
151633519c72
hexca8c8b6af

54371333807 has 8 divisors (see below), whose sum is σ = 62836855200. Its totient is φ = 46080359424.

The previous prime is 54371333777. The next prime is 54371333839. The reversal of 54371333807 is 70833317345.

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 54371333807 - 28 = 54371333551 is a prime.

It is a super-2 number, since 2×543713338072 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54371333507) 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 7 ways as a sum of consecutive naturals, for example, 43636082 + ... + 43637327.

It is an arithmetic number, because the mean of its divisors is an integer number (7854606900).

Almost surely, 254371333807 is an apocalyptic number.

54371333807 is a deficient number, since it is larger than the sum of its proper divisors (8465521393).

54371333807 is an equidigital number, since it uses as much as digits as its factorization.

54371333807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87273505.

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 54371333807 in words is "fifty-four billion, three hundred seventy-one million, three hundred thirty-three thousand, eight hundred seven".

Divisors: 1 7 89 623 87273409 610913863 7767333401 54371333807