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107679485 = 521535897
BaseRepresentation
bin1100110101100…
…00111011111101
321111121200111002
412122300323331
5210031220420
614403540045
72445155234
oct632607375
9244550432
10107679485
1155867211
123008a625
1319402094
141042db1b
1596c0075
hex66b0efd

107679485 has 4 divisors (see below), whose sum is σ = 129215388. Its totient is φ = 86143584.

The previous prime is 107679443. The next prime is 107679487. The reversal of 107679485 is 584976701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 584976701 = 1314465471.

It can be written as a sum of positive squares in 2 ways, for example, as 75655204 + 32024281 = 8698^2 + 5659^2 .

It is a cyclic number.

It is not a de Polignac number, because 107679485 - 26 = 107679421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107679487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10767944 + ... + 10767953.

It is an arithmetic number, because the mean of its divisors is an integer number (32303847).

Almost surely, 2107679485 is an apocalyptic number.

It is an amenable number.

107679485 is a deficient number, since it is larger than the sum of its proper divisors (21535903).

107679485 is an equidigital number, since it uses as much as digits as its factorization.

107679485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21535902.

The product of its (nonzero) digits is 423360, while the sum is 47.

The square root of 107679485 is about 10376.8726020897. The cubic root of 107679485 is about 475.7487507822.

The spelling of 107679485 in words is "one hundred seven million, six hundred seventy-nine thousand, four hundred eighty-five".

Divisors: 1 5 21535897 107679485