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108194380 = 22571375641
BaseRepresentation
bin1100111001011…
…10101001001100
321112120211210021
412130232221030
5210144210010
614422551524
72452431340
oct634565114
9245524707
10108194380
1156089048
12302985a4
1319552558
1410525620
1597728da
hex672ea4c

108194380 has 48 divisors (see below), whose sum is σ = 261608256. Its totient is φ = 36817920.

The previous prime is 108194357. The next prime is 108194459. The reversal of 108194380 is 83491801.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16360 + ... + 22000.

It is an arithmetic number, because the mean of its divisors is an integer number (5450172).

Almost surely, 2108194380 is an apocalyptic number.

108194380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 108194380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130804128).

108194380 is an abundant number, since it is smaller than the sum of its proper divisors (153413876).

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

108194380 is a wasteful number, since it uses less digits than its factorization.

108194380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5794 (or 5792 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 108194380 is about 10401.6527532888. The cubic root of 108194380 is about 476.5058471506.

The spelling of 108194380 in words is "one hundred eight million, one hundred ninety-four thousand, three hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 137 140 274 548 685 959 1370 1918 2740 3836 4795 5641 9590 11282 19180 22564 28205 39487 56410 78974 112820 157948 197435 394870 772817 789740 1545634 3091268 3864085 5409719 7728170 10819438 15456340 21638876 27048595 54097190 108194380