Base | Representation |
---|---|
bin | 10110100010110101… |
… | …10011111011110100 |
3 | 1011020111200111010200 |
4 | 23101122303323310 |
5 | 144241432314304 |
6 | 5321001520500 |
7 | 605635132656 |
oct | 132132637364 |
9 | 34214614120 |
10 | 12103401204 |
11 | 5151066514 |
12 | 24194a3130 |
13 | 11ab6c947b |
14 | 82b6566d6 |
15 | 4ac897e39 |
hex | 2d16b3ef4 |
12103401204 has 72 divisors (see below), whose sum is σ = 32537144640. Its totient is φ = 3782702592.
The previous prime is 12103401203. The next prime is 12103401217. The reversal of 12103401204 is 40210430121.
12103401204 is a `hidden beast` number, since 121 + 0 + 340 + 1 + 204 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12103401203) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24864 + ... + 157559.
Almost surely, 212103401204 is an apocalyptic number.
It is an amenable number.
12103401204 is an abundant number, since it is smaller than the sum of its proper divisors (20433743436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12103401204 is a wasteful number, since it uses less digits than its factorization.
12103401204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 182549 (or 182544 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 12103401204 its reverse (40210430121), we get a palindrome (52313831325).
The spelling of 12103401204 in words is "twelve billion, one hundred three million, four hundred one thousand, two hundred four".
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