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108148963 = 1335323567
BaseRepresentation
bin1100111001000…
…11100011100011
321112111112111011
412130203203203
5210141231323
614422001351
72452152046
oct634434343
9245445434
10108148963
1156057a0a
1230276257
1319537990
1410512c5d
15976420d
hex67238e3

108148963 has 8 divisors (see below), whose sum is σ = 116803008. Its totient is φ = 99542784.

The previous prime is 108148961. The next prime is 108148981. The reversal of 108148963 is 369841801.

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

It is a cyclic number.

It is not a de Polignac number, because 108148963 - 21 = 108148961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108148961) 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, 7195 + ... + 16372.

It is an arithmetic number, because the mean of its divisors is an integer number (14600376).

Almost surely, 2108148963 is an apocalyptic number.

108148963 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

108148963 is a deficient number, since it is larger than the sum of its proper divisors (8654045).

108148963 is a wasteful number, since it uses less digits than its factorization.

108148963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23933.

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 108148963 is about 10399.4693614626. The cubic root of 108148963 is about 476.4391631728.

The spelling of 108148963 in words is "one hundred eight million, one hundred forty-eight thousand, nine hundred sixty-three".

Divisors: 1 13 353 4589 23567 306371 8319151 108148963