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107648020 = 2255382401
BaseRepresentation
bin1100110101010…
…01010000010100
321111120002022201
412122221100110
5210024214040
614403134244
72444664424
oct632512024
9244502281
10107648020
1155845607
1230074384
13193c096c
1410422484
1596b5a9a
hex66a9414

107648020 has 12 divisors (see below), whose sum is σ = 226060884. Its totient is φ = 43059200.

The previous prime is 107648011. The next prime is 107648041. The reversal of 107648020 is 20846701.

It can be written as a sum of positive squares in 2 ways, for example, as 86081284 + 21566736 = 9278^2 + 4644^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 107648020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2691181 + ... + 2691220.

It is an arithmetic number, because the mean of its divisors is an integer number (18838407).

Almost surely, 2107648020 is an apocalyptic number.

107648020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

107648020 is an abundant number, since it is smaller than the sum of its proper divisors (118412864).

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

107648020 is a wasteful number, since it uses less digits than its factorization.

107648020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5382410 (or 5382408 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 107648020 is about 10375.3563794214. The cubic root of 107648020 is about 475.7024067866.

It can be divided in two parts, 1076480 and 20, that multiplied together give a square (21529600 = 46402).

The spelling of 107648020 in words is "one hundred seven million, six hundred forty-eight thousand, twenty".

Divisors: 1 2 4 5 10 20 5382401 10764802 21529604 26912005 53824010 107648020