Search a number
-
+
108927380 = 22519286651
BaseRepresentation
bin1100111111000…
…01100110010100
321120222002021102
412133201212110
5210341134010
614450405232
72461603352
oct637414624
9246862242
10108927380
1156539831
1230590818
131974b093
14106767d2
159869ba5
hex67e1994

108927380 has 24 divisors (see below), whose sum is σ = 240787680. Its totient is φ = 41277600.

The previous prime is 108927373. The next prime is 108927431. The reversal of 108927380 is 83729801.

It is a super-2 number, since 2×1089273802 = 23730348227328800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142946 + ... + 143705.

It is an arithmetic number, because the mean of its divisors is an integer number (10032820).

Almost surely, 2108927380 is an apocalyptic number.

108927380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

108927380 is an abundant number, since it is smaller than the sum of its proper divisors (131860300).

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

108927380 is a wasteful number, since it uses less digits than its factorization.

108927380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286679 (or 286677 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 108927380 is about 10436.8280622036. The cubic root of 108927380 is about 477.5795103473.

The spelling of 108927380 in words is "one hundred eight million, nine hundred twenty-seven thousand, three hundred eighty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 380 286651 573302 1146604 1433255 2866510 5446369 5733020 10892738 21785476 27231845 54463690 108927380