Base | Representation |
---|---|
bin | 1011000101110100110… |
… | …1000001001110010010 |
3 | 200012211012212110101100 |
4 | 2301131031001032102 |
5 | 11110212304124434 |
6 | 223311153445230 |
7 | 16523546305260 |
oct | 2613515011622 |
9 | 605735773340 |
10 | 190542254994 |
11 | 73899154413 |
12 | 30b18270816 |
13 | 14c77a8cb60 |
14 | 9317d93430 |
15 | 4e52ec9699 |
hex | 2c5d341392 |
190542254994 has 96 divisors (see below), whose sum is σ = 525633937920. Its totient is φ = 48520031616.
The previous prime is 190542254983. The next prime is 190542254999. The reversal of 190542254994 is 499452245091.
190542254994 is a `hidden beast` number, since 1 + 9 + 0 + 5 + 4 + 2 + 2 + 549 + 94 = 666.
It is a self number, because there is not a number n which added to its sum of digits gives 190542254994.
It is not an unprimeable number, because it can be changed into a prime (190542254999) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1958122 + ... + 2053125.
It is an arithmetic number, because the mean of its divisors is an integer number (5475353520).
Almost surely, 2190542254994 is an apocalyptic number.
190542254994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
190542254994 is an abundant number, since it is smaller than the sum of its proper divisors (335091682926).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190542254994 is a wasteful number, since it uses less digits than its factorization.
190542254994 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4011304 (or 4011301 counting only the distinct ones).
The product of its (nonzero) digits is 4665600, while the sum is 54.
The spelling of 190542254994 in words is "one hundred ninety billion, five hundred forty-two million, two hundred fifty-four thousand, nine hundred ninety-four".
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