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108379669 = 677322159
BaseRepresentation
bin1100111010110…
…11111000010101
321112221020221211
412131123320111
5210221122134
614430541421
72454132466
oct635337025
9245836854
10108379669
11561a5282
1230367871
13195b89a8
1410572d6d
1597ac764
hex675be15

108379669 has 8 divisors (see below), whose sum is σ = 111509120. Its totient is φ = 105294816.

The previous prime is 108379619. The next prime is 108379673. The reversal of 108379669 is 966973801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-108379669 is a prime.

It is a super-2 number, since 2×1083796692 = 23492305305099122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108379619) 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, 6189 + ... + 15970.

It is an arithmetic number, because the mean of its divisors is an integer number (13938640).

Almost surely, 2108379669 is an apocalyptic number.

It is an amenable number.

108379669 is a deficient number, since it is larger than the sum of its proper divisors (3129451).

108379669 is an equidigital number, since it uses as much as digits as its factorization.

108379669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22299.

The product of its (nonzero) digits is 489888, while the sum is 49.

The square root of 108379669 is about 10410.5556527978. Note that the first 3 decimals coincide. The cubic root of 108379669 is about 476.7777064300. Note that the first 4 decimals are identical.

The spelling of 108379669 in words is "one hundred eight million, three hundred seventy-nine thousand, six hundred sixty-nine".

Divisors: 1 67 73 4891 22159 1484653 1617607 108379669