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48069221922 = 23231216672
BaseRepresentation
bin101100110001001001…
…100001111000100010
311121002000201111000200
4230301021201320202
51241421210100142
634025510130030
73321125434101
oct546111417042
9147060644020
1048069221922
1119427905997
129396350916
1346c0a50ca7
142480134038
1513b510764c
hexb31261e22

48069221922 has 54 divisors (see below), whose sum is σ = 107682630939. Its totient is φ = 15496898760.

The previous prime is 48069221911. The next prime is 48069221923. The reversal of 48069221922 is 22912296084.

48069221922 is a `hidden beast` number, since 480 + 69 + 2 + 21 + 92 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 24034610961 + 24034610961 = 155031^2 + 155031^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=155031.

It is a super-3 number, since 3×480692219223 (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (48069221923) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 28834933 + ... + 28836599.

Almost surely, 248069221922 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48069221922

48069221922 is an abundant number, since it is smaller than the sum of its proper divisors (59613409017).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48069221922 is an equidigital number, since it uses as much as digits as its factorization.

48069221922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3404 (or 1703 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 48069221922 in words is "forty-eight billion, sixty-nine million, two hundred twenty-one thousand, nine hundred twenty-two".

Divisors: 1 2 3 6 9 18 31 62 93 186 279 558 961 1667 1922 2883 3334 5001 5766 8649 10002 15003 17298 30006 51677 103354 155031 310062 465093 930186 1601987 2778889 3203974 4805961 5557778 8336667 9611922 14417883 16673334 25010001 28835766 50020002 86145559 172291118 258436677 516873354 775310031 1550620062 2670512329 5341024658 8011536987 16023073974 24034610961 48069221922