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30310101301 = 1931021153817
BaseRepresentation
bin11100001110100111…
…110111000100110101
32220020100210200101111
4130032213313010311
5444033341220201
621531350355021
72122053416164
oct341647670465
986210720344
1030310101301
11119442977a7
125a5a95ba71
132b206bb8ac
1416776cb3db
15bc5e80b51
hex70e9f7135

30310101301 has 8 divisors (see below), whose sum is σ = 30497187224. Its totient is φ = 30123325440.

The previous prime is 30310101281. The next prime is 30310101319. The reversal of 30310101301 is 10310101303.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 259532100 + 30050569201 = 16110^2 + 173351^2 .

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 30310101301 - 231 = 28162617653 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 (30310101401) 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, 120145 + ... + 273961.

It is an arithmetic number, because the mean of its divisors is an integer number (3812148403).

Almost surely, 230310101301 is an apocalyptic number.

It is an amenable number.

30310101301 is a deficient number, since it is larger than the sum of its proper divisors (187085923).

30310101301 is a wasteful number, since it uses less digits than its factorization.

30310101301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155031.

The product of its (nonzero) digits is 27, while the sum is 13.

Adding to 30310101301 its reverse (10310101303), we get a palindrome (40620202604).

The spelling of 30310101301 in words is "thirty billion, three hundred ten million, one hundred one thousand, three hundred one".

Divisors: 1 193 1021 153817 197053 29686681 157047157 30310101301