Base | Representation |
---|---|
bin | 10011011101100… |
… | …01101100110101 |
3 | 102101012022200210 |
4 | 21232301230311 |
5 | 313243212031 |
6 | 24111100033 |
7 | 4021443225 |
oct | 1156615465 |
9 | 371168623 |
10 | 163257141 |
11 | 84177563 |
12 | 46811619 |
13 | 27a91178 |
14 | 1797a085 |
15 | e4ec746 |
hex | 9bb1b35 |
163257141 has 8 divisors (see below), whose sum is σ = 217735840. Its totient is φ = 108808272.
The previous prime is 163257109. The next prime is 163257173. The reversal of 163257141 is 141752361.
It is an interprime number because it is at equal distance from previous prime (163257109) and next prime (163257173).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 163257141 - 25 = 163257109 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 163257099 and 163257108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (163250141) 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, 14850 + ... + 23388.
It is an arithmetic number, because the mean of its divisors is an integer number (27216980).
Almost surely, 2163257141 is an apocalyptic number.
It is an amenable number.
163257141 is a deficient number, since it is larger than the sum of its proper divisors (54478699).
163257141 is an equidigital number, since it uses as much as digits as its factorization.
163257141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14915.
The product of its digits is 5040, while the sum is 30.
The square root of 163257141 is about 12777.2117850492. The cubic root of 163257141 is about 546.5426550861.
The spelling of 163257141 in words is "one hundred sixty-three million, two hundred fifty-seven thousand, one hundred forty-one".
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