Base | Representation |
---|---|
bin | 100111010001001001… |
… | …011010011000011001 |
3 | 11000211110021101001012 |
4 | 213101021122120121 |
5 | 1142322341024121 |
6 | 31211504303305 |
7 | 3021565532030 |
oct | 472111323031 |
9 | 130743241035 |
10 | 42163611161 |
11 | 16977294141 |
12 | 8208611b35 |
13 | 3c8c3b2c59 |
14 | 207da95717 |
15 | 116b916c5b |
hex | 9d125a619 |
42163611161 has 8 divisors (see below), whose sum is σ = 48191043264. Its totient is φ = 36137193840.
The previous prime is 42163611121. The next prime is 42163611167. The reversal of 42163611161 is 16111636124.
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-42163611161 is a prime.
It is a super-2 number, since 2×421636111612 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (42163611167) 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, 162470 + ... + 332751.
It is an arithmetic number, because the mean of its divisors is an integer number (6023880408).
Almost surely, 242163611161 is an apocalyptic number.
It is an amenable number.
42163611161 is a deficient number, since it is larger than the sum of its proper divisors (6027432103).
42163611161 is a wasteful number, since it uses less digits than its factorization.
42163611161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 507391.
The product of its digits is 5184, while the sum is 32.
The spelling of 42163611161 in words is "forty-two billion, one hundred sixty-three million, six hundred eleven thousand, one hundred sixty-one".
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