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2396387980 = 225717117057
BaseRepresentation
bin1000111011010101…
…1111101010001100
320012000020010022101
42032311133222030
514401433403410
61033442524444
7113245650610
oct21665375214
96160203271
102396387980
11101a775838
1256a666724
132c262286c
1418a39d340
15e05b0d3a
hex8ed5fa8c

2396387980 has 24 divisors (see below), whose sum is σ = 5751331488. Its totient is φ = 821618688.

The previous prime is 2396387933. The next prime is 2396388011. The reversal of 2396387980 is 897836932.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8558389 + ... + 8558668.

It is an arithmetic number, because the mean of its divisors is an integer number (239638812).

Almost surely, 22396387980 is an apocalyptic number.

2396387980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2396387980 is an abundant number, since it is smaller than the sum of its proper divisors (3354943508).

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

2396387980 is a wasteful number, since it uses less digits than its factorization.

2396387980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17117073 (or 17117071 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 55.

The square root of 2396387980 is about 48952.9159499207. The cubic root of 2396387980 is about 1338.1938948146.

The spelling of 2396387980 in words is "two billion, three hundred ninety-six million, three hundred eighty-seven thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 17117057 34234114 68468228 85585285 119819399 171170570 239638798 342341140 479277596 599096995 1198193990 2396387980