Base | Representation |
---|---|
bin | 10100111100000… |
… | …100011001011010 |
3 | 220111000102121200 |
4 | 110330010121122 |
5 | 1204412302340 |
6 | 54505215030 |
7 | 11463631632 |
oct | 2474043132 |
9 | 814012550 |
10 | 351290970 |
11 | 170327118 |
12 | 99791476 |
13 | 57a189a4 |
14 | 349256c2 |
15 | 20c91330 |
hex | 14f0465a |
351290970 has 24 divisors (see below), whose sum is σ = 913356756. Its totient is φ = 93677568.
The previous prime is 351290969. The next prime is 351290971. The reversal of 351290970 is 79092153.
It is an interprime number because it is at equal distance from previous prime (351290969) and next prime (351290971).
It can be written as a sum of positive squares in 2 ways, for example, as 325189089 + 26101881 = 18033^2 + 5109^2 .
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (351290971) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1951527 + ... + 1951706.
Almost surely, 2351290970 is an apocalyptic number.
351290970 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
351290970 is an abundant number, since it is smaller than the sum of its proper divisors (562065786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
351290970 is a wasteful number, since it uses less digits than its factorization.
351290970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3903246 (or 3903243 counting only the distinct ones).
The product of its (nonzero) digits is 17010, while the sum is 36.
The square root of 351290970 is about 18742.7578013482. The cubic root of 351290970 is about 705.5952720964.
The spelling of 351290970 in words is "three hundred fifty-one million, two hundred ninety thousand, nine hundred seventy".
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