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312303007 is a prime number
BaseRepresentation
bin10010100111010…
…101110110011111
3210202122122012001
4102213111312133
51114422144012
650553423131
710511350252
oct2247256637
9722578161
10312303007
11150317965
128870aaa7
134c9179a3
142d697099
151c63e357
hex129d5d9f

312303007 has 2 divisors, whose sum is σ = 312303008. Its totient is φ = 312303006.

The previous prime is 312302941. The next prime is 312303029. The reversal of 312303007 is 700303213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312303007 - 215 = 312270239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312303907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156151503 + 156151504.

It is an arithmetic number, because the mean of its divisors is an integer number (156151504).

Almost surely, 2312303007 is an apocalyptic number.

312303007 is a deficient number, since it is larger than the sum of its proper divisors (1).

312303007 is an equidigital number, since it uses as much as digits as its factorization.

312303007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 19.

The square root of 312303007 is about 17672.0968478559. The cubic root of 312303007 is about 678.4617818373.

The spelling of 312303007 in words is "three hundred twelve million, three hundred three thousand, seven".