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108384133 = 11134631637
BaseRepresentation
bin1100111010111…
…00111110000101
321112221111002011
412131130332011
5210221243013
614431014221
72454151504
oct635347605
9245844064
10108384133
11561a8670
123036a371
13195baa30
141057483b
1597adc3d
hex675cf85

108384133 has 16 divisors (see below), whose sum is σ = 127685376. Its totient is φ = 90699840.

The previous prime is 108384131. The next prime is 108384149. The reversal of 108384133 is 331483801.

It is not a de Polignac number, because 108384133 - 21 = 108384131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 108384095 and 108384104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108384131) 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, 65391 + ... + 67027.

It is an arithmetic number, because the mean of its divisors is an integer number (7980336).

Almost surely, 2108384133 is an apocalyptic number.

108384133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

108384133 is a deficient number, since it is larger than the sum of its proper divisors (19301243).

108384133 is a wasteful number, since it uses less digits than its factorization.

108384133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2124.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 108384133 is about 10410.7700483682. The cubic root of 108384133 is about 476.7842522655.

It can be divided in two parts, 1083841 and 33, that multiplied together give a palindrome (35766753).

The spelling of 108384133 in words is "one hundred eight million, three hundred eighty-four thousand, one hundred thirty-three".

Divisors: 1 11 13 143 463 1637 5093 6019 18007 21281 66209 234091 757931 8337241 9853103 108384133