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310014121 = 1787173483
BaseRepresentation
bin10010011110100…
…111000010101001
3210121100100102111
4102132213002221
51113330422441
650432402321
710453035154
oct2236470251
9717310374
10310014121
11149aa421a
12879a63a1
134c2c5c11
142d25cc9b
151c33b081
hex127a70a9

310014121 has 4 divisors (see below), whose sum is σ = 310189392. Its totient is φ = 309838852.

The previous prime is 310014113. The next prime is 310014169. The reversal of 310014121 is 121410013.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 310014121 - 23 = 310014113 is a prime.

It is a super-2 number, since 2×3100141212 = 192217510438805282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (310014181) 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, 84955 + ... + 88528.

It is an arithmetic number, because the mean of its divisors is an integer number (77547348).

Almost surely, 2310014121 is an apocalyptic number.

It is an amenable number.

310014121 is a deficient number, since it is larger than the sum of its proper divisors (175271).

310014121 is a wasteful number, since it uses less digits than its factorization.

310014121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175270.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 310014121 is about 17607.2178665455. The cubic root of 310014121 is about 676.8002213459.

Adding to 310014121 its reverse (121410013), we get a palindrome (431424134).

The spelling of 310014121 in words is "three hundred ten million, fourteen thousand, one hundred twenty-one".

Divisors: 1 1787 173483 310014121