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117247914 = 23271575927
BaseRepresentation
bin1101111110100…
…00111110101010
322011121210220100
412333100332222
5220003413124
615345010230
72622406440
oct677207652
9264553810
10117247914
1160202103
1233323976
131b3a2384
1411800b90
15a4601c9
hex6fd0faa

117247914 has 48 divisors (see below), whose sum is σ = 292226688. Its totient is φ = 33280416.

The previous prime is 117247913. The next prime is 117247919. The reversal of 117247914 is 419742711.

117247914 is a `hidden beast` number, since 1 + 172 + 479 + 14 = 666.

It is not an unprimeable number, because it can be changed into a prime (117247913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16819 + ... + 22745.

It is an arithmetic number, because the mean of its divisors is an integer number (6088056).

Almost surely, 2117247914 is an apocalyptic number.

117247914 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 117247914, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146113344).

117247914 is an abundant number, since it is smaller than the sum of its proper divisors (174978774).

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

117247914 is a wasteful number, since it uses less digits than its factorization.

117247914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6099 (or 6096 counting only the distinct ones).

The product of its digits is 14112, while the sum is 36.

The square root of 117247914 is about 10828.1075908951. The cubic root of 117247914 is about 489.4425341441.

The spelling of 117247914 in words is "one hundred seventeen million, two hundred forty-seven thousand, nine hundred fourteen".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 157 314 471 942 1099 1413 2198 2826 3297 5927 6594 9891 11854 17781 19782 35562 41489 53343 82978 106686 124467 248934 373401 746802 930539 1861078 2791617 5583234 6513773 8374851 13027546 16749702 19541319 39082638 58623957 117247914