Base | Representation |
---|---|
bin | 1000000001010101… |
… | …1100101111001010 |
3 | 12120001110010200200 |
4 | 2000111130233022 |
5 | 13402143401003 |
6 | 553352313030 |
7 | 104233050033 |
oct | 20025345712 |
9 | 5501403620 |
10 | 2153106378 |
11 | a05410765 |
12 | 5010a2776 |
13 | 2840c3157 |
14 | 165d51a8a |
15 | c90576a3 |
hex | 8055cbca |
2153106378 has 48 divisors (see below), whose sum is σ = 4788875520. Its totient is φ = 698812128.
The previous prime is 2153106359. The next prime is 2153106379. The reversal of 2153106378 is 8736013512.
2153106378 is a `hidden beast` number, since 2 + 1 + 5 + 3 + 10 + 637 + 8 = 666.
It is not an unprimeable number, because it can be changed into a prime (2153106379) 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, 160203 + ... + 173121.
It is an arithmetic number, because the mean of its divisors is an integer number (99768240).
Almost surely, 22153106378 is an apocalyptic number.
2153106378 is an abundant number, since it is smaller than the sum of its proper divisors (2635769142).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2153106378 is a wasteful number, since it uses less digits than its factorization.
2153106378 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13171 (or 13168 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 2153106378 is about 46401.5773223282. The cubic root of 2153106378 is about 1291.2841763977.
The spelling of 2153106378 in words is "two billion, one hundred fifty-three million, one hundred six thousand, three hundred seventy-eight".
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