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19675044086 = 275891296287
BaseRepresentation
bin10010010100101110…
…010101100011110110
31212210012001210112112
4102110232111203312
5310243302402321
613012200251022
71264365054365
oct222456254366
955705053475
1019675044086
11838705a915
123991170a72
131b1727ca29
14d490977dc
157a247ca5b
hex494b958f6

19675044086 has 8 divisors (see below), whose sum is σ = 29516477760. Its totient is φ = 9836218168.

The previous prime is 19675044083. The next prime is 19675044101. The reversal of 19675044086 is 68044057691.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19675044083) 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, 632966 + ... + 663321.

It is an arithmetic number, because the mean of its divisors is an integer number (3689559720).

Almost surely, 219675044086 is an apocalyptic number.

19675044086 is a deficient number, since it is larger than the sum of its proper divisors (9841433674).

19675044086 is a wasteful number, since it uses less digits than its factorization.

19675044086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303878.

The product of its (nonzero) digits is 1451520, while the sum is 50.

The spelling of 19675044086 in words is "nineteen billion, six hundred seventy-five million, forty-four thousand, eighty-six".

Divisors: 1 2 7589 15178 1296287 2592574 9837522043 19675044086