Base | Representation |
---|---|
bin | 1110001111000010101000… |
… | …00111111001100011010010 |
3 | 11002211112212011100121122111 |
4 | 13013201110013321203102 |
5 | 13100332304022311010 |
6 | 150324243310055534 |
7 | 6410401550252122 |
oct | 707412407714322 |
9 | 132745764317574 |
10 | 31303133010130 |
11 | 9a79647571113 |
12 | 361690baaa5aa |
13 | 1460b4664b827 |
14 | 7a3118a82c82 |
15 | 3943edcb858a |
hex | 1c78541f98d2 |
31303133010130 has 8 divisors (see below), whose sum is σ = 56345639418252. Its totient is φ = 12521253204048.
The previous prime is 31303133010119. The next prime is 31303133010161. The reversal of 31303133010130 is 3101033130313.
It can be written as a sum of positive squares in 2 ways, for example, as 28307156279809 + 2995976730321 = 5320447^2 + 1730889^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×313031330101302 (a number of 28 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1565156650497 + ... + 1565156650516.
Almost surely, 231303133010130 is an apocalyptic number.
31303133010130 is a deficient number, since it is larger than the sum of its proper divisors (25042506408122).
31303133010130 is a wasteful number, since it uses less digits than its factorization.
31303133010130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3130313301020.
The product of its (nonzero) digits is 729, while the sum is 22.
Adding to 31303133010130 its reverse (3101033130313), we get a palindrome (34404166140443).
The spelling of 31303133010130 in words is "thirty-one trillion, three hundred three billion, one hundred thirty-three million, ten thousand, one hundred thirty".
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