Base | Representation |
---|---|
bin | 110110100100100… |
… | …1000001101011100 |
3 | 11201121112222222012 |
4 | 1231021020031130 |
5 | 12222231000333 |
6 | 501411010352 |
7 | 63243113366 |
oct | 15511101534 |
9 | 4647488865 |
10 | 1831109468 |
11 | 85a682711 |
12 | 4312999b8 |
13 | 232493036 |
14 | 135293d36 |
15 | aab50e48 |
hex | 6d24835c |
1831109468 has 24 divisors (see below), whose sum is σ = 3266457600. Its totient is φ = 897923520.
The previous prime is 1831109461. The next prime is 1831109513. The reversal of 1831109468 is 8649011381.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1831109461) 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, 74405 + ... + 95907.
It is an arithmetic number, because the mean of its divisors is an integer number (136102400).
Almost surely, 21831109468 is an apocalyptic number.
It is an amenable number.
1831109468 is a deficient number, since it is larger than the sum of its proper divisors (1435348132).
1831109468 is a wasteful number, since it uses less digits than its factorization.
1831109468 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21917 (or 21915 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 41.
The square root of 1831109468 is about 42791.4648966356. The cubic root of 1831109468 is about 1223.4083380441.
The spelling of 1831109468 in words is "one billion, eight hundred thirty-one million, one hundred nine thousand, four hundred sixty-eight".
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