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30300701 = 137221173
BaseRepresentation
bin111001110010…
…1101000011101
32010000102202012
41303211220131
530224110301
63001241005
7515360144
oct163455035
963012665
1030300701
1116116402
12a193165
13637bb12
14404a75b
1529d7ebb
hex1ce5a1d

30300701 has 4 divisors (see below), whose sum is σ = 30522012. Its totient is φ = 30079392.

The previous prime is 30300691. The next prime is 30300703. The reversal of 30300701 is 10700303.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10700303 = 41260983.

It can be written as a sum of positive squares in 2 ways, for example, as 5808100 + 24492601 = 2410^2 + 4949^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30300701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30300703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110450 + ... + 110723.

It is an arithmetic number, because the mean of its divisors is an integer number (7630503).

Almost surely, 230300701 is an apocalyptic number.

It is an amenable number.

30300701 is a deficient number, since it is larger than the sum of its proper divisors (221311).

30300701 is a wasteful number, since it uses less digits than its factorization.

30300701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221310.

The product of its (nonzero) digits is 63, while the sum is 14.

The square root of 30300701 is about 5504.6072521116. The cubic root of 30300701 is about 311.7579655060.

The spelling of 30300701 in words is "thirty million, three hundred thousand, seven hundred one".

Divisors: 1 137 221173 30300701