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900030313 = 7139890443
BaseRepresentation
bin110101101001010…
…101111101101001
32022201120021111001
4311221111331221
53320401432223
6225150435001
731206063040
oct6551257551
92281507431
10900030313
11422053106
12211502a61
13114607420
1487767557
15540359ad
hex35a55f69

900030313 has 8 divisors (see below), whose sum is σ = 1107729728. Its totient is φ = 712111824.

The previous prime is 900030239. The next prime is 900030343. The reversal of 900030313 is 313030009.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 900030313 - 217 = 899899241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (900030343) 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, 4945131 + ... + 4945312.

It is an arithmetic number, because the mean of its divisors is an integer number (138466216).

Almost surely, 2900030313 is an apocalyptic number.

It is an amenable number.

900030313 is a deficient number, since it is larger than the sum of its proper divisors (207699415).

900030313 is a wasteful number, since it uses less digits than its factorization.

900030313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9890463.

The product of its (nonzero) digits is 243, while the sum is 19.

The square root of 900030313 is about 30000.5052124127. The cubic root of 900030313 is about 965.5002240690.

The spelling of 900030313 in words is "nine hundred million, thirty thousand, three hundred thirteen".

Divisors: 1 7 13 91 9890443 69233101 128575759 900030313