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20076313060 = 2254092454317
BaseRepresentation
bin10010101100101001…
…000011100111100100
31220211011010101002101
4102230221003213210
5312104014004220
613120053021444
71310336562646
oct225451034744
956734111071
1020076313060
118572612171
123a83624884
131b7c446aab
14d864ac896
157c77e230a
hex4aca439e4

20076313060 has 24 divisors (see below), whose sum is σ = 42263355960. Its totient is φ = 8010887424.

The previous prime is 20076313009. The next prime is 20076313069. The reversal of 20076313060 is 6031367002.

It can be written as a sum of positive squares in 4 ways, for example, as 4639244544 + 15437068516 = 68112^2 + 124246^2 .

It is not an unprimeable number, because it can be changed into a prime (20076313069) 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, 1218979 + ... + 1235338.

It is an arithmetic number, because the mean of its divisors is an integer number (1760973165).

Almost surely, 220076313060 is an apocalyptic number.

20076313060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20076313060 is an abundant number, since it is smaller than the sum of its proper divisors (22187042900).

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

20076313060 is a wasteful number, since it uses less digits than its factorization.

20076313060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2454735 (or 2454733 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 28.

The spelling of 20076313060 in words is "twenty billion, seventy-six million, three hundred thirteen thousand, sixty".

Divisors: 1 2 4 5 10 20 409 818 1636 2045 4090 8180 2454317 4908634 9817268 12271585 24543170 49086340 1003815653 2007631306 4015262612 5019078265 10038156530 20076313060