Search a number
-
+
54036200131 = 4326334913691
BaseRepresentation
bin110010010100110011…
…101111101011000011
312011110212122101022121
4302110303233223003
51341131231401011
640453543145111
73622032060034
oct622463575303
9164425571277
1054036200131
1120a0a031a41
12a580745197
135132027524
1428887c8a8b
151613dbae71
hexc94cefac3

54036200131 has 16 divisors (see below), whose sum is σ = 55666195200. Its totient is φ = 52424376480.

The previous prime is 54036200123. The next prime is 54036200143. The reversal of 54036200131 is 13100263045.

It is a cyclic number.

It is not a de Polignac number, because 54036200131 - 23 = 54036200123 is a prime.

It is a super-2 number, since 2×540362001312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54036200096 and 54036200105.

It is not an unprimeable number, because it can be changed into a prime (54036200831) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3939996 + ... + 3953686.

It is an arithmetic number, because the mean of its divisors is an integer number (3479137200).

Almost surely, 254036200131 is an apocalyptic number.

54036200131 is a deficient number, since it is larger than the sum of its proper divisors (1629995069).

54036200131 is a wasteful number, since it uses less digits than its factorization.

54036200131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14346.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 54036200131 its reverse (13100263045), we get a palindrome (67136463176).

The spelling of 54036200131 in words is "fifty-four billion, thirty-six million, two hundred thousand, one hundred thirty-one".

Divisors: 1 43 263 349 11309 13691 15007 91787 588713 3600733 3946841 4778159 154831519 205460837 1256655817 54036200131