Base | Representation |
---|---|
bin | 10110011000110010… |
… | …11101111100010100 |
3 | 1011000122011201220111 |
4 | 23030121131330110 |
5 | 144103401203100 |
6 | 5304352212404 |
7 | 603563125153 |
oct | 131431357424 |
9 | 34018151814 |
10 | 12019162900 |
11 | 510855aa88 |
12 | 23b523a104 |
13 | 1197113c14 |
14 | 8203a959a |
15 | 4a52a86ba |
hex | 2cc65df14 |
12019162900 has 36 divisors (see below), whose sum is σ = 27215570592. Its totient is φ = 4598635360.
The previous prime is 12019162873. The next prime is 12019162901. The reversal of 12019162900 is 926191021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12019162901) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2610562 + ... + 2615161.
It is an arithmetic number, because the mean of its divisors is an integer number (755988072).
Almost surely, 212019162900 is an apocalyptic number.
12019162900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12019162900 is an abundant number, since it is smaller than the sum of its proper divisors (15196407692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12019162900 is a wasteful number, since it uses less digits than its factorization.
12019162900 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5225760 (or 5225753 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 31.
The spelling of 12019162900 in words is "twelve billion, nineteen million, one hundred sixty-two thousand, nine hundred".
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