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108784502940 = 22351813075049
BaseRepresentation
bin110010101010000001…
…1111100100010011100
3101101210101020022212110
41211110003330202130
53240242313043230
6121550325234020
710600532006151
oct1452403744234
9341711208773
10108784502940
114215401a193
12190bb862910
13a34873aa89
14539d9bc228
152c6a54a4b0
hex19540fc89c

108784502940 has 24 divisors (see below), whose sum is σ = 304596608400. Its totient is φ = 29009200768.

The previous prime is 108784502921. The next prime is 108784502947. The reversal of 108784502940 is 49205487801.

It is a happy number.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 108784502940.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108784502947) 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 7 ways as a sum of consecutive naturals, for example, 906537465 + ... + 906537584.

It is an arithmetic number, because the mean of its divisors is an integer number (12691525350).

Almost surely, 2108784502940 is an apocalyptic number.

108784502940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

108784502940 is an abundant number, since it is smaller than the sum of its proper divisors (195812105460).

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

108784502940 is a wasteful number, since it uses less digits than its factorization.

108784502940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1813075061 (or 1813075059 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 48.

The spelling of 108784502940 in words is "one hundred eight billion, seven hundred eighty-four million, five hundred two thousand, nine hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 1813075049 3626150098 5439225147 7252300196 9065375245 10878450294 18130750490 21756900588 27196125735 36261500980 54392251470 108784502940