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23840325996 = 2231986693833
BaseRepresentation
bin10110001100111111…
…101000000101101100
32021112110210001010220
4112030333220011230
5342311110412441
614541352531340
71502533266414
oct261477500554
967473701126
1023840325996
11a124273863
1247540b0b50
13232c1c1096
141222353644
15947ea0466
hex58cfe816c

23840325996 has 12 divisors (see below), whose sum is σ = 55627427352. Its totient is φ = 7946775328.

The previous prime is 23840325991. The next prime is 23840326007. The reversal of 23840325996 is 69952304832.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×238403259962 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23840325991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 993346905 + ... + 993346928.

It is an arithmetic number, because the mean of its divisors is an integer number (4635618946).

Almost surely, 223840325996 is an apocalyptic number.

It is an amenable number.

23840325996 is an abundant number, since it is smaller than the sum of its proper divisors (31787101356).

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

23840325996 is a wasteful number, since it uses less digits than its factorization.

23840325996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1986693840 (or 1986693838 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 51.

The spelling of 23840325996 in words is "twenty-three billion, eight hundred forty million, three hundred twenty-five thousand, nine hundred ninety-six".

Divisors: 1 2 3 4 6 12 1986693833 3973387666 5960081499 7946775332 11920162998 23840325996