Base | Representation |
---|---|
bin | 111110010010101… |
… | …0100011010010111 |
3 | 12101200000000100212 |
4 | 1330211110122113 |
5 | 13240040021334 |
6 | 543223200035 |
7 | 102540022166 |
oct | 17445243227 |
9 | 5350000325 |
10 | 2090157719 |
11 | 982926481 |
12 | 4a3ba601b |
13 | 274053020 |
14 | 15b8473dd |
15 | c3770ece |
hex | 7c954697 |
2090157719 has 8 divisors (see below), whose sum is σ = 2369409840. Its totient is φ = 1827830016.
The previous prime is 2090157677. The next prime is 2090157739. The reversal of 2090157719 is 9177510902.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2090157719 is a prime.
It is a super-2 number, since 2×20901577192 = 8737518580590565922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2090157739) 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 7 ways as a sum of consecutive naturals, for example, 4230842 + ... + 4231335.
It is an arithmetic number, because the mean of its divisors is an integer number (296176230).
Almost surely, 22090157719 is an apocalyptic number.
2090157719 is a deficient number, since it is larger than the sum of its proper divisors (279252121).
2090157719 is a wasteful number, since it uses less digits than its factorization.
2090157719 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8462209.
The product of its (nonzero) digits is 39690, while the sum is 41.
The square root of 2090157719 is about 45718.2427374456. The cubic root of 2090157719 is about 1278.5754249962.
The spelling of 2090157719 in words is "two billion, ninety million, one hundred fifty-seven thousand, seven hundred nineteen".
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