Base | Representation |
---|---|
bin | 10101111100010111… |
… | …00000101011111101 |
3 | 1010102000022122211010 |
4 | 22332023200223331 |
5 | 143111314414401 |
6 | 5224551345433 |
7 | 564635433642 |
oct | 127613405375 |
9 | 33360278733 |
10 | 11780623101 |
11 | 4aa5944555 |
12 | 2349382279 |
13 | 1159884900 |
14 | 7da833dc9 |
15 | 48e389ed6 |
hex | 2be2e0afd |
11780623101 has 24 divisors (see below), whose sum is σ = 17083152480. Its totient is φ = 7217885376.
The previous prime is 11780623091. The next prime is 11780623147. The reversal of 11780623101 is 10132608711.
It is not a de Polignac number, because 11780623101 - 29 = 11780622589 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11780623301) 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, 65370 + ... + 166836.
It is an arithmetic number, because the mean of its divisors is an integer number (711798020).
Almost surely, 211780623101 is an apocalyptic number.
It is an amenable number.
11780623101 is a deficient number, since it is larger than the sum of its proper divisors (5302529379).
11780623101 is a wasteful number, since it uses less digits than its factorization.
11780623101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101725 (or 101712 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 30.
The spelling of 11780623101 in words is "eleven billion, seven hundred eighty million, six hundred twenty-three thousand, one hundred one".
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