Base | Representation |
---|---|
bin | 100011000010… |
… | …1111011000110 |
3 | 1021120111212012 |
4 | 1012011323012 |
5 | 14200434332 |
6 | 1453454222 |
7 | 312115340 |
oct | 106057306 |
9 | 37514765 |
10 | 18374342 |
11 | a40aa08 |
12 | 61a1372 |
13 | 3a644bc |
14 | 2624290 |
15 | 192e3b2 |
hex | 1185ec6 |
18374342 has 32 divisors (see below), whose sum is σ = 32901120. Its totient is φ = 7529760.
The previous prime is 18374329. The next prime is 18374383. The reversal of 18374342 is 24347381.
It is a junction number, because it is equal to n+sod(n) for n = 18374299 and 18374308.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67667 + ... + 67937.
It is an arithmetic number, because the mean of its divisors is an integer number (1028160).
Almost surely, 218374342 is an apocalyptic number.
18374342 is a deficient number, since it is larger than the sum of its proper divisors (14526778).
18374342 is a wasteful number, since it uses less digits than its factorization.
18374342 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 476.
The product of its digits is 16128, while the sum is 32.
The square root of 18374342 is about 4286.5302985048. The cubic root of 18374342 is about 263.8784545327.
The spelling of 18374342 in words is "eighteen million, three hundred seventy-four thousand, three hundred forty-two".
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