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30231013033 = 1323251402817
BaseRepresentation
bin11100001001111010…
…001010011010101001
32220000211222120200101
4130021322022122221
5443403114404113
621515443305401
72120103241144
oct341172123251
986024876611
1030231013033
11119036895a1
125a3837b261
132b0a1ba4c0
14166adc105b
15bbe05c2dd
hex709e8a6a9

30231013033 has 16 divisors (see below), whose sum is σ = 34107405696. Its totient is φ = 26585856000.

The previous prime is 30231013027. The next prime is 30231013037. The reversal of 30231013033 is 33031013203.

It is a cyclic number.

It is not a de Polignac number, because 30231013033 - 29 = 30231012521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30231013033.

It is not an unprimeable number, because it can be changed into a prime (30231013037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126360 + ... + 276457.

It is an arithmetic number, because the mean of its divisors is an integer number (2131712856).

Almost surely, 230231013033 is an apocalyptic number.

It is an amenable number.

30231013033 is a deficient number, since it is larger than the sum of its proper divisors (3876392663).

30231013033 is a wasteful number, since it uses less digits than its factorization.

30231013033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403104.

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 30231013033 its reverse (33031013203), we get a palindrome (63262026236).

The spelling of 30231013033 in words is "thirty billion, two hundred thirty-one million, thirteen thousand, thirty-three".

Divisors: 1 13 23 251 299 3263 5773 75049 402817 5236621 9264791 101107067 120442283 1314391871 2325462541 30231013033