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108974814 = 23134332491
BaseRepresentation
bin1100111111011…
…01001011011110
321121001111100020
412133231023132
5210344143224
614451413010
72462161554
oct637551336
9247044306
10108974814
1156571433
12305b4166
1319766850
1410689bd4
159878c79
hex67ed2de

108974814 has 32 divisors (see below), whose sum is σ = 240180864. Its totient is φ = 32749920.

The previous prime is 108974813. The next prime is 108974819. The reversal of 108974814 is 418479801.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108974813) 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, 12892 + ... + 19599.

It is an arithmetic number, because the mean of its divisors is an integer number (7505652).

Almost surely, 2108974814 is an apocalyptic number.

108974814 is an abundant number, since it is smaller than the sum of its proper divisors (131206050).

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

108974814 is a wasteful number, since it uses less digits than its factorization.

108974814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32552.

The product of its (nonzero) digits is 64512, while the sum is 42.

The square root of 108974814 is about 10439.1002485846. The cubic root of 108974814 is about 477.6488232511.

The spelling of 108974814 in words is "one hundred eight million, nine hundred seventy-four thousand, eight hundred fourteen".

Divisors: 1 2 3 6 13 26 39 43 78 86 129 258 559 1118 1677 3354 32491 64982 97473 194946 422383 844766 1267149 1397113 2534298 2794226 4191339 8382678 18162469 36324938 54487407 108974814