Base | Representation |
---|---|
bin | 11100110111111000… |
… | …000000100001000101 |
3 | 2222000121002221111120 |
4 | 130313320000201011 |
5 | 1001443030401013 |
6 | 22124152424153 |
7 | 2145156232062 |
oct | 346770004105 |
9 | 88017087446 |
10 | 31002200133 |
11 | 12169a2a903 |
12 | 60126a8059 |
13 | 2c00bc2828 |
14 | 17015a9c69 |
15 | c16ae2123 |
hex | 737e00845 |
31002200133 has 8 divisors (see below), whose sum is σ = 41341073088. Its totient is φ = 20665730304.
The previous prime is 31002200123. The next prime is 31002200183. The reversal of 31002200133 is 33100220013.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 31002200133 - 26 = 31002200069 is a prime.
It is a super-2 number, since 2×310022001332 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31002200123) 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, 570460 + ... + 622437.
It is an arithmetic number, because the mean of its divisors is an integer number (5167634136).
Almost surely, 231002200133 is an apocalyptic number.
It is an amenable number.
31002200133 is a deficient number, since it is larger than the sum of its proper divisors (10338872955).
31002200133 is a wasteful number, since it uses less digits than its factorization.
31002200133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1201563.
The product of its (nonzero) digits is 108, while the sum is 15.
Adding to 31002200133 its reverse (33100220013), we get a palindrome (64102420146).
It can be divided in two parts, 3100220013 and 3, that multiplied together give a palindrome (9300660039).
The spelling of 31002200133 in words is "thirty-one billion, two million, two hundred thousand, one hundred thirty-three".
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