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19064704153 = 112287757829
BaseRepresentation
bin10001110000010110…
…000100110010011001
31211012122121022112211
4101300112010302121
5303021031013103
612431434435121
71243304211565
oct216026046231
954178538484
1019064704153
1180a358a450
123840892aa1
131a4a9a3941
14ccbdbc6a5
15768abb36d
hex470584c99

19064704153 has 8 divisors (see below), whose sum is σ = 20806980480. Its totient is φ = 17323948080.

The previous prime is 19064704121. The next prime is 19064704157. The reversal of 19064704153 is 35140746091.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 19064704153 - 25 = 19064704121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (19064704157) 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, 353758 + ... + 404071.

It is an arithmetic number, because the mean of its divisors is an integer number (2600872560).

Almost surely, 219064704153 is an apocalyptic number.

It is an amenable number.

19064704153 is a deficient number, since it is larger than the sum of its proper divisors (1742276327).

19064704153 is a wasteful number, since it uses less digits than its factorization.

19064704153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760127.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 19064704153 in words is "nineteen billion, sixty-four million, seven hundred four thousand, one hundred fifty-three".

Divisors: 1 11 2287 25157 757829 8336119 1733154923 19064704153