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107087380 = 2255354369
BaseRepresentation
bin1100110001000…
…00011000010100
321110111121021021
412120200120110
5204403244010
614343130524
72440141051
oct630403024
9243447237
10107087380
11554a2374
122ba43a44
131925571a
1410318028
1596048da
hex6620614

107087380 has 12 divisors (see below), whose sum is σ = 224883540. Its totient is φ = 42834944.

The previous prime is 107087359. The next prime is 107087389. The reversal of 107087380 is 83780701.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 82047364 + 25040016 = 9058^2 + 5004^2 .

It is a super-2 number, since 2×1070873802 = 22935413910528800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107087389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2677165 + ... + 2677204.

It is an arithmetic number, because the mean of its divisors is an integer number (18740295).

Almost surely, 2107087380 is an apocalyptic number.

107087380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

107087380 is an abundant number, since it is smaller than the sum of its proper divisors (117796160).

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

107087380 is a wasteful number, since it uses less digits than its factorization.

107087380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5354378 (or 5354376 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 34.

The square root of 107087380 is about 10348.3032425611. The cubic root of 107087380 is about 474.8751361548.

The spelling of 107087380 in words is "one hundred seven million, eighty-seven thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 5354369 10708738 21417476 26771845 53543690 107087380