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103418988 = 22329476323
BaseRepresentation
bin1100010101000…
…00110001101100
321012121020011220
412022200301230
5202433401423
614132343340
72364022041
oct612406154
9235536156
10103418988
1153417242
122a774b50
131856ca8a
14da411c8
15912c9e3
hex62a0c6c

103418988 has 48 divisors (see below), whose sum is σ = 254983680. Its totient is φ = 32570944.

The previous prime is 103418981. The next prime is 103418993. The reversal of 103418988 is 889814301.

It is not an unprimeable number, because it can be changed into a prime (103418981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13195 + ... + 19517.

It is an arithmetic number, because the mean of its divisors is an integer number (5312160).

Almost surely, 2103418988 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 103418988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127491840).

103418988 is an abundant number, since it is smaller than the sum of its proper divisors (151564692).

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

103418988 is a wasteful number, since it uses less digits than its factorization.

103418988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6406 (or 6404 counting only the distinct ones).

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

The square root of 103418988 is about 10169.5126726899. The cubic root of 103418988 is about 469.3895621140.

The spelling of 103418988 in words is "one hundred three million, four hundred eighteen thousand, nine hundred eighty-eight".

Divisors: 1 2 3 4 6 12 29 47 58 87 94 116 141 174 188 282 348 564 1363 2726 4089 5452 6323 8178 12646 16356 18969 25292 37938 75876 183367 297181 366734 550101 594362 733468 891543 1100202 1188724 1783086 2200404 3566172 8618249 17236498 25854747 34472996 51709494 103418988