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54449600231 = 1319121928957
BaseRepresentation
bin110010101101011100…
…101111011011100111
312012112200112021122102
4302231130233123213
51343003044201411
641002551522315
73635211652115
oct625534573347
9165480467572
1054449600231
112110141a614
12a67708939b
13519987b180
1428c767aab5
15163a329d3b
hexcad72f6e7

54449600231 has 8 divisors (see below), whose sum is σ = 58945039104. Its totient is φ = 49998019680.

The previous prime is 54449600221. The next prime is 54449600281. The reversal of 54449600231 is 13200694445.

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 54449600231 - 214 = 54449583847 is a prime.

It is a super-2 number, since 2×544496002312 (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 (54449600221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10961996 + ... + 10966961.

It is an arithmetic number, because the mean of its divisors is an integer number (7368129888).

Almost surely, 254449600231 is an apocalyptic number.

54449600231 is a deficient number, since it is larger than the sum of its proper divisors (4495438873).

54449600231 is a wasteful number, since it uses less digits than its factorization.

54449600231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21929161.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 54449600231 in words is "fifty-four billion, four hundred forty-nine million, six hundred thousand, two hundred thirty-one".

Divisors: 1 13 191 2483 21928957 285076441 4188430787 54449600231