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16315425430451 = 78926188483837
BaseRepresentation
bin1110110101101011101100…
…1000110001101110110011
32010202201222001100220000122
43231122323020301232303
54114302442402233301
654411111501440455
73302515310646440
oct355327310615663
963681861326018
1016315425430451
1152203733499a4
1219b6056b7012b
139146cc039654
144059569889c7
151d46058d781b
hexed6bb231bb3

16315425430451 has 8 divisors (see below), whose sum is σ = 18855708363360. Its totient is φ = 13827519465408.

The previous prime is 16315425430399. The next prime is 16315425430519. The reversal of 16315425430451 is 15403452451361.

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 16315425430451 - 210 = 16315425429427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16315425438451) 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, 13094241296 + ... + 13094242541.

It is an arithmetic number, because the mean of its divisors is an integer number (2356963545420).

Almost surely, 216315425430451 is an apocalyptic number.

16315425430451 is a deficient number, since it is larger than the sum of its proper divisors (2540282932909).

16315425430451 is an equidigital number, since it uses as much as digits as its factorization.

16315425430451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26188483933.

The product of its (nonzero) digits is 864000, while the sum is 44.

The spelling of 16315425430451 in words is "sixteen trillion, three hundred fifteen billion, four hundred twenty-five million, four hundred thirty thousand, four hundred fifty-one".

Divisors: 1 7 89 623 26188483837 183319386859 2330775061493 16315425430451