Base | Representation |
---|---|
bin | 1110101000001… |
… | …0010011111011 |
3 | 11021102221222022 |
4 | 3222002103323 |
5 | 111201214123 |
6 | 10030545055 |
7 | 1343322236 |
oct | 352022373 |
9 | 137387868 |
10 | 61351163 |
11 | 316a4045 |
12 | 1866818b |
13 | c930c83 |
14 | 821041d |
15 | 55bd1c8 |
hex | 3a824fb |
61351163 has 12 divisors (see below), whose sum is σ = 63433440. Its totient is φ = 59325552.
The previous prime is 61351151. The next prime is 61351207. The reversal of 61351163 is 36115316.
It is not a de Polignac number, because 61351163 - 28 = 61350907 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (61351123) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 354545 + ... + 354717.
It is an arithmetic number, because the mean of its divisors is an integer number (5286120).
Almost surely, 261351163 is an apocalyptic number.
61351163 is a deficient number, since it is larger than the sum of its proper divisors (2082277).
61351163 is an equidigital number, since it uses as much as digits as its factorization.
61351163 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 386 (or 319 counting only the distinct ones).
The product of its digits is 1620, while the sum is 26.
The square root of 61351163 is about 7832.6983217790. The cubic root of 61351163 is about 394.4036570990.
Adding to 61351163 its reverse (36115316), we get a palindrome (97466479).
The spelling of 61351163 in words is "sixty-one million, three hundred fifty-one thousand, one hundred sixty-three".
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