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12502339390 = 251250233939
BaseRepresentation
bin10111010010011001…
…01000111100111110
31012021022100122110001
423221030220330332
5201101044330030
65424332304514
7621551063032
oct135114507476
935238318401
1012502339390
1153362766a2
12250b01213a
131243258678
148686221c2
154d28ebcca
hex2e9328f3e

12502339390 has 8 divisors (see below), whose sum is σ = 22504210920. Its totient is φ = 5000935752.

The previous prime is 12502339373. The next prime is 12502339411. The reversal of 12502339390 is 9393320521.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 625116960 + ... + 625116979.

It is an arithmetic number, because the mean of its divisors is an integer number (2813026365).

Almost surely, 212502339390 is an apocalyptic number.

12502339390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12502339390 is a deficient number, since it is larger than the sum of its proper divisors (10001871530).

12502339390 is a wasteful number, since it uses less digits than its factorization.

12502339390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250233946.

The product of its (nonzero) digits is 43740, while the sum is 37.

The spelling of 12502339390 in words is "twelve billion, five hundred two million, three hundred thirty-nine thousand, three hundred ninety".

Divisors: 1 2 5 10 1250233939 2500467878 6251169695 12502339390