Base | Representation |
---|---|
bin | 100101000001… |
… | …1101100001100 |
3 | 1100112022200121 |
4 | 1022003230030 |
5 | 14432220042 |
6 | 1532034324 |
7 | 324004630 |
oct | 112035414 |
9 | 40468617 |
10 | 19413772 |
11 | aa5a944 |
12 | 66029a4 |
13 | 4039651 |
14 | 2814dc0 |
15 | 1a87367 |
hex | 1283b0c |
19413772 has 24 divisors (see below), whose sum is σ = 39189920. Its totient is φ = 8242560.
The previous prime is 19413767. The next prime is 19413809. The reversal of 19413772 is 27731491.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129 + ... + 6232.
Almost surely, 219413772 is an apocalyptic number.
It is an amenable number.
19413772 is an abundant number, since it is smaller than the sum of its proper divisors (19776148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19413772 is a wasteful number, since it uses less digits than its factorization.
19413772 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6481 (or 6479 counting only the distinct ones).
The product of its digits is 10584, while the sum is 34.
The square root of 19413772 is about 4406.1062175122. The cubic root of 19413772 is about 268.7633062098.
The spelling of 19413772 in words is "nineteen million, four hundred thirteen thousand, seven hundred seventy-two".
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