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312303004 = 221310358309
BaseRepresentation
bin10010100111010…
…101110110011100
3210202122122011221
4102213111312130
51114422144004
650553423124
710511350246
oct2247256634
9722578157
10312303004
11150317962
128870aaa4
134c9179a0
142d697096
151c63e354
hex129d5d9c

312303004 has 24 divisors (see below), whose sum is σ = 594295520. Its totient is φ = 142737984.

The previous prime is 312302941. The next prime is 312303007. The reversal of 312303004 is 400303213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312303007) 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, 23799 + ... + 34510.

Almost surely, 2312303004 is an apocalyptic number.

It is an amenable number.

312303004 is a deficient number, since it is larger than the sum of its proper divisors (281992516).

312303004 is a wasteful number, since it uses less digits than its factorization.

312303004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58429 (or 58427 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 312303004 is about 17672.0967629764. The cubic root of 312303004 is about 678.4617796649.

Adding to 312303004 its reverse (400303213), we get a palindrome (712606217).

The spelling of 312303004 in words is "three hundred twelve million, three hundred three thousand, four".

Divisors: 1 2 4 13 26 52 103 206 412 1339 2678 5356 58309 116618 233236 758017 1516034 3032068 6005827 12011654 24023308 78075751 156151502 312303004