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54431350870 = 2513418702699
BaseRepresentation
bin110010101100010111…
…001000000001010110
312012111102012010020011
4302230113020001112
51342433411211440
641001100430434
73634600564021
oct625427100126
9165442163204
1054431350870
11210a20955a6
12a670b4841a
135195b5b830
1428c508a1b8
1516389229ea
hexcac5c8056

54431350870 has 16 divisors (see below), whose sum is σ = 105513080400. Its totient is φ = 20097729504.

The previous prime is 54431350849. The next prime is 54431350877. The reversal of 54431350870 is 7805313445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54431350877) 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, 209351220 + ... + 209351479.

It is an arithmetic number, because the mean of its divisors is an integer number (6594567525).

Almost surely, 254431350870 is an apocalyptic number.

54431350870 is a deficient number, since it is larger than the sum of its proper divisors (51081729530).

54431350870 is a wasteful number, since it uses less digits than its factorization.

54431350870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418702719.

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 54431350870 in words is "fifty-four billion, four hundred thirty-one million, three hundred fifty thousand, eight hundred seventy".

Divisors: 1 2 5 10 13 26 65 130 418702699 837405398 2093513495 4187026990 5443135087 10886270174 27215675435 54431350870