Base | Representation |
---|---|
bin | 1101101100000111100111… |
… | …01111000110001100111111 |
3 | 10221120211200011101001210222 |
4 | 12312003303233012030333 |
5 | 12421202343311120111 |
6 | 144005121154251555 |
7 | 6224612566156214 |
oct | 666036357061477 |
9 | 127524604331728 |
10 | 30103220020031 |
11 | 9656781a03934 |
12 | 3462257586bbb |
13 | 13a494c0a9a92 |
14 | 761009d27b0b |
15 | 3730c1a687db |
hex | 1b60f3bc633f |
30103220020031 has 8 divisors (see below), whose sum is σ = 30513226315440. Its totient is φ = 29695646996928.
The previous prime is 30103220020009. The next prime is 30103220020039. The reversal of 30103220020031 is 13002002230103.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30103220020031 is a prime.
It is a super-2 number, since 2×301032200200312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30103220019991 and 30103220020009.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30103220020039) 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, 608293166 + ... + 608342651.
It is an arithmetic number, because the mean of its divisors is an integer number (3814153289430).
Almost surely, 230103220020031 is an apocalyptic number.
30103220020031 is a deficient number, since it is larger than the sum of its proper divisors (410006295409).
30103220020031 is a wasteful number, since it uses less digits than its factorization.
30103220020031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1216636153.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 30103220020031 its reverse (13002002230103), we get a palindrome (43105222250134).
The spelling of 30103220020031 in words is "thirty trillion, one hundred three billion, two hundred twenty million, twenty thousand, thirty-one".
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