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19159120796 = 2223474430879
BaseRepresentation
bin10001110101111110…
…001111101110011100
31211110020021011211112
4101311332033232130
5303214213331141
612445050241152
71245531561014
oct216576175634
954406234745
1019159120796
118141908032
1238684261b8
131a64410c8a
14cda758c44
1577201b7eb
hex475f8fb9c

19159120796 has 24 divisors (see below), whose sum is σ = 35730616320. Its totient is φ = 8968097072.

The previous prime is 19159120793. The next prime is 19159120817. The reversal of 19159120796 is 69702195191.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19159120793) 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, 2211116 + ... + 2219763.

It is an arithmetic number, because the mean of its divisors is an integer number (1488775680).

Almost surely, 219159120796 is an apocalyptic number.

It is an amenable number.

19159120796 is a deficient number, since it is larger than the sum of its proper divisors (16571495524).

19159120796 is a wasteful number, since it uses less digits than its factorization.

19159120796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4430953 (or 4430951 counting only the distinct ones).

The product of its (nonzero) digits is 306180, while the sum is 50.

The spelling of 19159120796 in words is "nineteen billion, one hundred fifty-nine million, one hundred twenty thousand, seven hundred ninety-six".

Divisors: 1 2 4 23 46 47 92 94 188 1081 2162 4324 4430879 8861758 17723516 101910217 203820434 208251313 407640868 416502626 833005252 4789780199 9579560398 19159120796