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108300380 = 225191032767
BaseRepresentation
bin1100111010010…
…00100001011100
321112210020012012
412131020201130
5210211103010
614425130352
72453352356
oct635104134
9245706165
10108300380
1156150751
12303299b8
131958b886
14105520d6
159794005
hex674885c

108300380 has 48 divisors (see below), whose sum is σ = 241812480. Its totient is φ = 40627008.

The previous prime is 108300349. The next prime is 108300383. The reversal of 108300380 is 83003801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108300383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37757 + ... + 40523.

It is an arithmetic number, because the mean of its divisors is an integer number (5037760).

Almost surely, 2108300380 is an apocalyptic number.

108300380 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 108300380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120906240).

108300380 is an abundant number, since it is smaller than the sum of its proper divisors (133512100).

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

108300380 is a wasteful number, since it uses less digits than its factorization.

108300380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2898 (or 2896 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 108300380 is about 10406.7468500007. The cubic root of 108300380 is about 476.6614101713.

The spelling of 108300380 in words is "one hundred eight million, three hundred thousand, three hundred eighty".

Divisors: 1 2 4 5 10 19 20 38 76 95 103 190 206 380 412 515 1030 1957 2060 2767 3914 5534 7828 9785 11068 13835 19570 27670 39140 52573 55340 105146 210292 262865 285001 525730 570002 1051460 1140004 1425005 2850010 5415019 5700020 10830038 21660076 27075095 54150190 108300380