Base | Representation |
---|---|
bin | 10010001001100101… |
… | …001101010001001100 |
3 | 1212022011022010110021 |
4 | 102021211031101030 |
5 | 304402423221302 |
6 | 12541441351524 |
7 | 1256635062211 |
oct | 221145152114 |
9 | 55264263407 |
10 | 19488101452 |
11 | 82a0586076 |
12 | 393a6385a4 |
13 | 1ab7617aa1 |
14 | d2c313b08 |
15 | 790d52437 |
hex | 48994d44c |
19488101452 has 12 divisors (see below), whose sum is σ = 34111677040. Its totient is φ = 9741908016.
The previous prime is 19488101447. The next prime is 19488101483. The reversal of 19488101452 is 25410188491.
It is a junction number, because it is equal to n+sod(n) for n = 19488101399 and 19488101408.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515127 + ... + 551662.
Almost surely, 219488101452 is an apocalyptic number.
It is an amenable number.
19488101452 is a deficient number, since it is larger than the sum of its proper divisors (14623575588).
19488101452 is a wasteful number, since it uses less digits than its factorization.
19488101452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1071360 (or 1071358 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 43.
The spelling of 19488101452 in words is "nineteen billion, four hundred eighty-eight million, one hundred one thousand, four hundred fifty-two".
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