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12498134995 = 53180633129
BaseRepresentation
bin10111010001111001…
…00110011111010011
31012021000110001002201
423220330212133103
5201044010304440
65424102224031
7621500252233
oct135074463723
935230401081
1012498134995
115333964895
122509725017
131242415a68
14867c49cc3
154d236b19a
hex2e8f267d3

12498134995 has 8 divisors (see below), whose sum is σ = 15481560960. Its totient is φ = 9675975360.

The previous prime is 12498134989. The next prime is 12498135007. The reversal of 12498134995 is 59943189421.

It is a happy number.

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

It is not a de Polignac number, because 12498134995 - 217 = 12498003923 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40316410 + ... + 40316719.

It is an arithmetic number, because the mean of its divisors is an integer number (1935195120).

Almost surely, 212498134995 is an apocalyptic number.

12498134995 is a deficient number, since it is larger than the sum of its proper divisors (2983425965).

12498134995 is an equidigital number, since it uses as much as digits as its factorization.

12498134995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80633165.

The product of its digits is 2799360, while the sum is 55.

The spelling of 12498134995 in words is "twelve billion, four hundred ninety-eight million, one hundred thirty-four thousand, nine hundred ninety-five".

Divisors: 1 5 31 155 80633129 403165645 2499626999 12498134995