Base | Representation |
---|---|
bin | 11101001011100111… |
… | …000011101100100110 |
3 | 2222212200010121112202 |
4 | 131023213003230212 |
5 | 1003132311113110 |
6 | 22221101214502 |
7 | 2156316443603 |
oct | 351347035446 |
9 | 88780117482 |
10 | 31333301030 |
11 | 12319916909 |
12 | 60a5561432 |
13 | 2c5468c715 |
14 | 17335576aa |
15 | c35be60a5 |
hex | 74b9c3b26 |
31333301030 has 32 divisors (see below), whose sum is σ = 56730724704. Its totient is φ = 12459902976.
The previous prime is 31333301011. The next prime is 31333301059. The reversal of 31333301030 is 3010333313.
It is a junction number, because it is equal to n+sod(n) for n = 31333300993 and 31333301011.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3367064 + ... + 3376356.
It is an arithmetic number, because the mean of its divisors is an integer number (1772835147).
Almost surely, 231333301030 is an apocalyptic number.
31333301030 is a deficient number, since it is larger than the sum of its proper divisors (25397423674).
31333301030 is a wasteful number, since it uses less digits than its factorization.
31333301030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11240.
The product of its (nonzero) digits is 729, while the sum is 20.
Adding to 31333301030 its reverse (3010333313), we get a palindrome (34343634343).
The spelling of 31333301030 in words is "thirty-one billion, three hundred thirty-three million, three hundred one thousand, thirty".
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