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8146800800749 = 131270349332991
BaseRepresentation
bin111011010001101001100…
…1010101111001111101101
31001211211022112222202101201
41312203103022233033231
52031434122001110444
625154331050405501
71500405214144042
oct166432312571755
931754275882351
108146800800749
112661047735666
12ab6aa3130891
134713174253c0
142024431b31c9
15e1db4c53dd4
hex768d32af3ed

8146800800749 has 8 divisors (see below), whose sum is σ = 8774168625152. Its totient is φ = 7519531667760.

The previous prime is 8146800800713. The next prime is 8146800800779. The reversal of 8146800800749 is 9470080086418.

It is a happy number.

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 8146800800749 - 215 = 8146800767981 is a prime.

It is a super-2 number, since 2×81468008007492 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8146800800749.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8146800800779) 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, 24501357 + ... + 24831634.

It is an arithmetic number, because the mean of its divisors is an integer number (1096771078144).

Almost surely, 28146800800749 is an apocalyptic number.

It is an amenable number.

8146800800749 is a deficient number, since it is larger than the sum of its proper divisors (627367824403).

8146800800749 is a wasteful number, since it uses less digits than its factorization.

8146800800749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49345707.

The product of its (nonzero) digits is 3096576, while the sum is 55.

The spelling of 8146800800749 in words is "eight trillion, one hundred forty-six billion, eight hundred million, eight hundred thousand, seven hundred forty-nine".

Divisors: 1 13 12703 165139 49332991 641328883 626676984673 8146800800749