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104712680 = 2352617817
BaseRepresentation
bin1100011110111…
…00100111101000
321022000221210102
412033130213220
5203301301210
614220204532
72411020532
oct617344750
9238027712
10104712680
1154120206
122b099748
1318903887
14dc9a852
1592d5ea5
hex63dc9e8

104712680 has 16 divisors (see below), whose sum is σ = 235603620. Its totient is φ = 41885056.

The previous prime is 104712677. The next prime is 104712691. The reversal of 104712680 is 86217401.

It can be written as a sum of positive squares in 2 ways, for example, as 104325796 + 386884 = 10214^2 + 622^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1308869 + ... + 1308948.

Almost surely, 2104712680 is an apocalyptic number.

104712680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104712680 is an abundant number, since it is smaller than the sum of its proper divisors (130890940).

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

104712680 is a wasteful number, since it uses less digits than its factorization.

104712680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2617828 (or 2617824 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 104712680 is about 10232.9213815020. The cubic root of 104712680 is about 471.3386913350.

The spelling of 104712680 in words is "one hundred four million, seven hundred twelve thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 2617817 5235634 10471268 13089085 20942536 26178170 52356340 104712680