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107311420 = 2256478293
BaseRepresentation
bin1100110010101…
…11000100111100
321110220222121001
412121113010330
5204432431140
614352020044
72442063166
oct631270474
9243828531
10107311420
1155635727
122bb31624
13193036a8
1410375936
15964ae9a
hex665713c

107311420 has 24 divisors (see below), whose sum is σ = 225729504. Its totient is φ = 42853056.

The previous prime is 107311417. The next prime is 107311427. The reversal of 107311420 is 24113701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107311427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8794 + ... + 17086.

It is an arithmetic number, because the mean of its divisors is an integer number (9405396).

Almost surely, 2107311420 is an apocalyptic number.

107311420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

107311420 is an abundant number, since it is smaller than the sum of its proper divisors (118418084).

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

107311420 is a wasteful number, since it uses less digits than its factorization.

107311420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8949 (or 8947 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 107311420 is about 10359.1225497143. The cubic root of 107311420 is about 475.2060712511.

The spelling of 107311420 in words is "one hundred seven million, three hundred eleven thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 647 1294 2588 3235 6470 8293 12940 16586 33172 41465 82930 165860 5365571 10731142 21462284 26827855 53655710 107311420