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107245420 = 2255362271
BaseRepresentation
bin1100110010001…
…10111101101100
321110210122001121
412121012331230
5204423323140
614350350324
72441366602
oct631067554
9243718047
10107245420
11555a0087
122babb3a4
13192ac639
1410359872
15963664a
hex6646f6c

107245420 has 12 divisors (see below), whose sum is σ = 225215424. Its totient is φ = 42898160.

The previous prime is 107245409. The next prime is 107245433. The reversal of 107245420 is 24542701.

It is a super-2 number, since 2×1072454202 = 23003160221952800, which contains 22 as substring.

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, 2681116 + ... + 2681155.

It is an arithmetic number, because the mean of its divisors is an integer number (18767952).

Almost surely, 2107245420 is an apocalyptic number.

107245420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

107245420 is an abundant number, since it is smaller than the sum of its proper divisors (117970004).

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

107245420 is a wasteful number, since it uses less digits than its factorization.

107245420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5362280 (or 5362278 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 107245420 is about 10355.9364617595. The cubic root of 107245420 is about 475.1086288951.

The spelling of 107245420 in words is "one hundred seven million, two hundred forty-five thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 5362271 10724542 21449084 26811355 53622710 107245420