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20313404704 = 253359188983
BaseRepresentation
bin10010111010110001…
…011111010100100000
31221102200020212200101
4102322301133110200
5313100212422304
613155402432144
71316246043145
oct227261372440
957380225611
1020313404704
11868442967a
123b2ab02654
131bb95b9bc8
14da9b883cc
157dd5268a4
hex4bac5f520

20313404704 has 24 divisors (see below), whose sum is σ = 40004133120. Its totient is φ = 10153624896.

The previous prime is 20313404701. The next prime is 20313404731. The reversal of 20313404704 is 40740431302.

It is not an unprimeable number, because it can be changed into a prime (20313404701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12997 + ... + 201979.

It is an arithmetic number, because the mean of its divisors is an integer number (1666838880).

Almost surely, 220313404704 is an apocalyptic number.

It is an amenable number.

20313404704 is a deficient number, since it is larger than the sum of its proper divisors (19690728416).

20313404704 is a wasteful number, since it uses less digits than its factorization.

20313404704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192352 (or 192344 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 28.

The spelling of 20313404704 in words is "twenty billion, three hundred thirteen million, four hundred four thousand, seven hundred four".

Divisors: 1 2 4 8 16 32 3359 6718 13436 26872 53744 107488 188983 377966 755932 1511864 3023728 6047456 634793897 1269587794 2539175588 5078351176 10156702352 20313404704