Base | Representation |
---|---|
bin | 100100101000011001110000… |
… | …110000111110100010111011 |
3 | 210010102121001011112010211101 |
4 | 210220121300300332202323 |
5 | 132104030310440112001 |
6 | 1330351043315512231 |
7 | 45635350502050042 |
oct | 4450316060764273 |
9 | 703377034463741 |
10 | 161106115160251 |
11 | 473737a0a86718 |
12 | 1609b53bbb8677 |
13 | 6bb831a689501 |
14 | 2bad812c3b559 |
15 | 1395b16b07a01 |
hex | 928670c3e8bb |
161106115160251 has 8 divisors (see below), whose sum is σ = 163934010424800. Its totient is φ = 158295002657472.
The previous prime is 161106115160209. The next prime is 161106115160257. The reversal of 161106115160251 is 152061511601161.
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 161106115160251 - 217 = 161106115029179 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 161106115160251.
It is not an unprimeable number, because it can be changed into a prime (161106115160257) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4195671076 + ... + 4195709473.
It is an arithmetic number, because the mean of its divisors is an integer number (20491751303100).
Almost surely, 2161106115160251 is an apocalyptic number.
161106115160251 is a deficient number, since it is larger than the sum of its proper divisors (2827895264549).
161106115160251 is an equidigital number, since it uses as much as digits as its factorization.
161106115160251 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8391380885.
The product of its (nonzero) digits is 10800, while the sum is 37.
The spelling of 161106115160251 in words is "one hundred sixty-one trillion, one hundred six billion, one hundred fifteen million, one hundred sixty thousand, two hundred fifty-one".
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