Base | Representation |
---|---|
bin | 10010010100001… |
… | …010000111110111 |
3 | 210102012011000002 |
4 | 102110022013313 |
5 | 1112130233411 |
6 | 50253541515 |
7 | 10420534145 |
oct | 2224120767 |
9 | 712164002 |
10 | 307274231 |
11 | 1484a2750 |
12 | 86aa489b |
13 | 4b876a94 |
14 | 2cb48595 |
15 | 1be9933b |
hex | 1250a1f7 |
307274231 has 8 divisors (see below), whose sum is σ = 341533584. Its totient is φ = 274069120.
The previous prime is 307274119. The next prime is 307274239. The reversal of 307274231 is 132472703.
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-307274231 is a prime.
It is a super-2 number, since 2×3072742312 = 188834906073282722, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 307274194 and 307274203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (307274239) 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, 262946 + ... + 264111.
It is an arithmetic number, because the mean of its divisors is an integer number (42691698).
Almost surely, 2307274231 is an apocalyptic number.
307274231 is a deficient number, since it is larger than the sum of its proper divisors (34259353).
307274231 is a wasteful number, since it uses less digits than its factorization.
307274231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 527121.
The product of its (nonzero) digits is 7056, while the sum is 29.
The square root of 307274231 is about 17529.2393160685. The cubic root of 307274231 is about 674.8004758247.
The spelling of 307274231 in words is "three hundred seven million, two hundred seventy-four thousand, two hundred thirty-one".
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