Base | Representation |
---|---|
bin | 101110001010100111001… |
… | …010010000101001101001 |
3 | 102020021202022021220101112 |
4 | 232022213022100221221 |
5 | 403434230012133121 |
6 | 10425231050200105 |
7 | 445130161014320 |
oct | 56124712205151 |
9 | 12207668256345 |
10 | 3172490349161 |
11 | 101349a106051 |
12 | 432a24723035 |
13 | 1a021a6b7773 |
14 | ad7995cb0b7 |
15 | 577cca1075b |
hex | 2e2a7290a69 |
3172490349161 has 32 divisors (see below), whose sum is σ = 3866780712960. Its totient is φ = 2543768510976.
The previous prime is 3172490349157. The next prime is 3172490349169. The reversal of 3172490349161 is 1619430942713.
It is not a de Polignac number, because 3172490349161 - 22 = 3172490349157 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3172490349169) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9821945 + ... + 10139801.
It is an arithmetic number, because the mean of its divisors is an integer number (120836897280).
Almost surely, 23172490349161 is an apocalyptic number.
It is an amenable number.
3172490349161 is a deficient number, since it is larger than the sum of its proper divisors (694290363799).
3172490349161 is a wasteful number, since it uses less digits than its factorization.
3172490349161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 319253.
The product of its (nonzero) digits is 979776, while the sum is 50.
The spelling of 3172490349161 in words is "three trillion, one hundred seventy-two billion, four hundred ninety million, three hundred forty-nine thousand, one hundred sixty-one".
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