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54041783831 = 713158933243
BaseRepresentation
bin110010010101001001…
…000010111000010111
312011111021011001201022
4302111021002320113
51341134144040311
640454302551355
73622130404040
oct622511027027
9164437131638
1054041783831
1120a121a6072
12a58259855b
135133230ba9
14288943d8c7
1516146205db
hexc95242e17

54041783831 has 8 divisors (see below), whose sum is σ = 62233505664. Its totient is φ = 45967928760.

The previous prime is 54041783813. The next prime is 54041783879. The reversal of 54041783831 is 13838714045.

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 54041783831 - 210 = 54041782807 is a prime.

It is a super-2 number, since 2×540417838312 (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 (54041783801) 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, 29465705 + ... + 29467538.

It is an arithmetic number, because the mean of its divisors is an integer number (7779188208).

Almost surely, 254041783831 is an apocalyptic number.

54041783831 is a deficient number, since it is larger than the sum of its proper divisors (8191721833).

54041783831 is a wasteful number, since it uses less digits than its factorization.

54041783831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58933381.

The product of its (nonzero) digits is 322560, while the sum is 44.

The spelling of 54041783831 in words is "fifty-four billion, forty-one million, seven hundred eighty-three thousand, eight hundred thirty-one".

Divisors: 1 7 131 917 58933243 412532701 7720254833 54041783831