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118868316 = 223721131789
BaseRepresentation
bin1110001010111…
…00100101011100
322021200010200020
413011130211130
5220412241231
615443432140
72642235600
oct705344534
9267603606
10118868316
1161109586
1233985650
131b81baa8
1411b03500
15a680396
hex715c95c

118868316 has 72 divisors (see below), whose sum is σ = 325679760. Its totient is φ = 33643008.

The previous prime is 118868293. The next prime is 118868341. The reversal of 118868316 is 613868811.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65550 + ... + 67338.

It is an arithmetic number, because the mean of its divisors is an integer number (4523330).

Almost surely, 2118868316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118868316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162839880).

118868316 is an abundant number, since it is smaller than the sum of its proper divisors (206811444).

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

118868316 is a wasteful number, since it uses less digits than its factorization.

118868316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1923 (or 1914 counting only the distinct ones).

The product of its digits is 55296, while the sum is 42.

The square root of 118868316 is about 10902.6747177012. The cubic root of 118868316 is about 491.6869745259.

It can be divided in two parts, 11886 and 8316, that added together give a palindrome (20202).

The spelling of 118868316 in words is "one hundred eighteen million, eight hundred sixty-eight thousand, three hundred sixteen".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 49 84 98 113 147 196 226 294 339 452 588 678 791 1356 1582 1789 2373 3164 3578 4746 5367 5537 7156 9492 10734 11074 12523 16611 21468 22148 25046 33222 37569 50092 66444 75138 87661 150276 175322 202157 262983 350644 404314 525966 606471 808628 1051932 1212942 1415099 2425884 2830198 4245297 5660396 8490594 9905693 16981188 19811386 29717079 39622772 59434158 118868316