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19064214629 = 145923095659
BaseRepresentation
bin10001110000010100…
…001101010001100101
31211012121200110001022
4101300110031101211
5303020414332004
612431420140525
71243300102445
oct216024152145
954177613038
1019064214629
1180a3285689
123840697745
131a4a861b95
14ccbcd2125
15768a212be
hex47050d465

19064214629 has 8 divisors (see below), whose sum is σ = 19088916000. Its totient is φ = 19039532112.

The previous prime is 19064214607. The next prime is 19064214641. The reversal of 19064214629 is 92641246091.

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 19064214629 - 224 = 19047437413 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 19064214629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19064214679) 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, 3366002 + ... + 3371660.

It is an arithmetic number, because the mean of its divisors is an integer number (2386114500).

Almost surely, 219064214629 is an apocalyptic number.

It is an amenable number.

19064214629 is a deficient number, since it is larger than the sum of its proper divisors (24701371).

19064214629 is a wasteful number, since it uses less digits than its factorization.

19064214629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9427.

The product of its (nonzero) digits is 186624, while the sum is 44.

The spelling of 19064214629 in words is "nineteen billion, sixty-four million, two hundred fourteen thousand, six hundred twenty-nine".

Divisors: 1 1459 2309 5659 3368831 8256481 13066631 19064214629