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54506051888 = 2428871179989
BaseRepresentation
bin110010110000110100…
…000101100100110000
312012200121202022202112
4302300310011210300
51343112022130023
641012325504452
73636465540161
oct626064054460
9165617668675
1054506051888
1121130277582
12a691b72128
1351a8485012
1428d0d73768
15164027b478
hexcb0d05930

54506051888 has 20 divisors (see below), whose sum is σ = 105642144720. Its totient is φ = 27243562944.

The previous prime is 54506051879. The next prime is 54506051939. The reversal of 54506051888 is 88815060545.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 543803 + ... + 636186.

It is an arithmetic number, because the mean of its divisors is an integer number (5282107236).

Almost surely, 254506051888 is an apocalyptic number.

It is an amenable number.

54506051888 is a deficient number, since it is larger than the sum of its proper divisors (51136092832).

54506051888 is a wasteful number, since it uses less digits than its factorization.

54506051888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1182884 (or 1182878 counting only the distinct ones).

The product of its (nonzero) digits is 1536000, while the sum is 50.

The spelling of 54506051888 in words is "fifty-four billion, five hundred six million, fifty-one thousand, eight hundred eighty-eight".

Divisors: 1 2 4 8 16 2887 5774 11548 23096 46192 1179989 2359978 4719956 9439912 18879824 3406628243 6813256486 13626512972 27253025944 54506051888