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117988848 = 2432819367
BaseRepresentation
bin1110000100001…
…01110111110000
322020000110021100
413002011313300
5220201120343
615412524400
72631613545
oct702056760
9266013240
10117988848
116066884a
1233620700
131b5a16b3
1411954bcc
15a5599d3
hex7085df0

117988848 has 30 divisors (see below), whose sum is σ = 330205304. Its totient is φ = 39329568.

The previous prime is 117988831. The next prime is 117988853. The reversal of 117988848 is 848889711.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 117988794 and 117988803.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 409540 + ... + 409827.

Almost surely, 2117988848 is an apocalyptic number.

117988848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

117988848 is an abundant number, since it is smaller than the sum of its proper divisors (212216456).

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

117988848 is a wasteful number, since it uses less digits than its factorization.

117988848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819381 (or 819372 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 54.

The square root of 117988848 is about 10862.2671666646. The cubic root of 117988848 is about 490.4713609454.

The spelling of 117988848 in words is "one hundred seventeen million, nine hundred eighty-eight thousand, eight hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 819367 1638734 2458101 3277468 4916202 6554936 7374303 9832404 13109872 14748606 19664808 29497212 39329616 58994424 117988848