Base | Representation |
---|---|
bin | 1011000101101001011… |
… | …1011111100101001011 |
3 | 200012200220022211211222 |
4 | 2301122113133211023 |
5 | 11110113113403011 |
6 | 223302333512255 |
7 | 16522430654054 |
oct | 2613227374513 |
9 | 605626284758 |
10 | 190494669131 |
11 | 73874302458 |
12 | 30b0434268b |
13 | 14c6ac6b540 |
14 | 931192772b |
15 | 4e4dc29ddb |
hex | 2c5a5df94b |
190494669131 has 8 divisors (see below), whose sum is σ = 205151499504. Its totient is φ = 175838323680.
The previous prime is 190494669119. The next prime is 190494669151. The reversal of 190494669131 is 131966494091.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 190494669131 - 218 = 190494406987 is a prime.
It is a super-2 number, since 2×1904946691312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (190494669151) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1427996 + ... + 1555686.
It is an arithmetic number, because the mean of its divisors is an integer number (25643937438).
Almost surely, 2190494669131 is an apocalyptic number.
190494669131 is a deficient number, since it is larger than the sum of its proper divisors (14656830373).
190494669131 is a wasteful number, since it uses less digits than its factorization.
190494669131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 242461.
The product of its (nonzero) digits is 1259712, while the sum is 53.
The spelling of 190494669131 in words is "one hundred ninety billion, four hundred ninety-four million, six hundred sixty-nine thousand, one hundred thirty-one".
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