Base | Representation |
---|---|
bin | 1000111100100010… |
… | …1101111011011001 |
3 | 20012100201010202201 |
4 | 2033020231323121 |
5 | 14404231132121 |
6 | 1034142530201 |
7 | 113336536240 |
oct | 21710557331 |
9 | 6170633681 |
10 | 2401427161 |
11 | 10225a7851 |
12 | 570296961 |
13 | 2c3698423 |
14 | 18ad11957 |
15 | e0c58e91 |
hex | 8f22ded9 |
2401427161 has 4 divisors (see below), whose sum is σ = 2744488192. Its totient is φ = 2058366132.
The previous prime is 2401427137. The next prime is 2401427167. The reversal of 2401427161 is 1617241042.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2401427161 - 25 = 2401427129 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2401427167) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171530505 + ... + 171530518.
It is an arithmetic number, because the mean of its divisors is an integer number (686122048).
Almost surely, 22401427161 is an apocalyptic number.
It is an amenable number.
2401427161 is a deficient number, since it is larger than the sum of its proper divisors (343061031).
2401427161 is an equidigital number, since it uses as much as digits as its factorization.
2401427161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 343061030.
The product of its (nonzero) digits is 2688, while the sum is 28.
The square root of 2401427161 is about 49004.3585918641. The cubic root of 2401427161 is about 1339.1312332996.
The spelling of 2401427161 in words is "two billion, four hundred one million, four hundred twenty-seven thousand, one hundred sixty-one".
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