Base | Representation |
---|---|
bin | 1001011000010001000… |
… | …0100111111000110011 |
3 | 120101220121200022100201 |
4 | 2112010100213320303 |
5 | 10114444440141042 |
6 | 202005013500031 |
7 | 14433006456421 |
oct | 2260420477063 |
9 | 511817608321 |
10 | 161132740147 |
11 | 6237725a645 |
12 | 2728b041617 |
13 | 1226bb41872 |
14 | 7b28136111 |
15 | 42d113e1b7 |
hex | 2584427e33 |
161132740147 has 8 divisors (see below), whose sum is σ = 161836056000. Its totient is φ = 160430224320.
The previous prime is 161132740129. The next prime is 161132740243. The reversal of 161132740147 is 741047231161.
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 161132740147 - 223 = 161124351539 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (161132740117) 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, 205479 + ... + 603727.
It is an arithmetic number, because the mean of its divisors is an integer number (20229507000).
Almost surely, 2161132740147 is an apocalyptic number.
161132740147 is a deficient number, since it is larger than the sum of its proper divisors (703315853).
161132740147 is a wasteful number, since it uses less digits than its factorization.
161132740147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 400013.
The product of its (nonzero) digits is 28224, while the sum is 37.
The spelling of 161132740147 in words is "one hundred sixty-one billion, one hundred thirty-two million, seven hundred forty thousand, one hundred forty-seven".
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