Base | Representation |
---|---|
bin | 1010111101000110111… |
… | …1001111010000100100 |
3 | 122222210011001021112000 |
4 | 2233101233033100210 |
5 | 11040414304241030 |
6 | 222243050525300 |
7 | 16411555063605 |
oct | 2572157172044 |
9 | 588704037460 |
10 | 188202415140 |
11 | 728a83a2073 |
12 | 30584736830 |
13 | 149940a902c |
14 | 9175313dac |
15 | 4d67888860 |
hex | 2bd1bcf424 |
188202415140 has 48 divisors (see below), whose sum is σ = 585518626560. Its totient is φ = 50187310560.
The previous prime is 188202415127. The next prime is 188202415147. The reversal of 188202415140 is 41514202881.
188202415140 is a `hidden beast` number, since 1 + 88 + 20 + 2 + 41 + 514 + 0 = 666.
188202415140 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 188202415095 and 188202415104.
It is not an unprimeable number, because it can be changed into a prime (188202415147) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174260956 + ... + 174262035.
It is an arithmetic number, because the mean of its divisors is an integer number (12198304720).
Almost surely, 2188202415140 is an apocalyptic number.
188202415140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
188202415140 is an abundant number, since it is smaller than the sum of its proper divisors (397316211420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
188202415140 is a wasteful number, since it uses less digits than its factorization.
188202415140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 348523009 (or 348523001 counting only the distinct ones).
The product of its (nonzero) digits is 20480, while the sum is 36.
The spelling of 188202415140 in words is "one hundred eighty-eight billion, two hundred two million, four hundred fifteen thousand, one hundred forty".
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