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48128853375640 = 2351203221334391
BaseRepresentation
bin10101111000101110111110…
…01101010111101010011000
320022102001222112200002212201
422330113133031113222120
522302020342431010030
6250210031235215544
713065123565506202
oct1274273715275230
9208361875602781
1048128853375640
11143763720175a4
12549383b7475b4
1320b16ba63999b
14bc563dc29772
15586e1e0002ca
hex2bc5df357a98

48128853375640 has 16 divisors (see below), whose sum is σ = 108289920095280. Its totient is φ = 19251541350240.

The previous prime is 48128853375611. The next prime is 48128853375667. The reversal of 48128853375640 is 4657335882184.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 601610667156 + ... + 601610667235.

It is an arithmetic number, because the mean of its divisors is an integer number (6768120005955).

Almost surely, 248128853375640 is an apocalyptic number.

48128853375640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

48128853375640 is an abundant number, since it is smaller than the sum of its proper divisors (60161066719640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48128853375640 is a wasteful number, since it uses less digits than its factorization.

48128853375640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203221334402 (or 1203221334398 counting only the distinct ones).

The product of its (nonzero) digits is 154828800, while the sum is 64.

The spelling of 48128853375640 in words is "forty-eight trillion, one hundred twenty-eight billion, eight hundred fifty-three million, three hundred seventy-five thousand, six hundred forty".

Divisors: 1 2 4 5 8 10 20 40 1203221334391 2406442668782 4812885337564 6016106671955 9625770675128 12032213343910 24064426687820 48128853375640