Base | Representation |
---|---|
bin | 11101100011101000110… |
… | …011111111001100101110 |
3 | 21012011200222101102001220 |
4 | 131203220303333030232 |
5 | 231234223402143110 |
6 | 4153031035444210 |
7 | 266513210303613 |
oct | 35435063771456 |
9 | 7164628342056 |
10 | 2031130506030 |
11 | 71344124581a |
12 | 2897915b6666 |
13 | 1196c4bcb542 |
14 | 704430d850a |
15 | 37c7aeb6370 |
hex | 1d8e8cff32e |
2031130506030 has 32 divisors (see below), whose sum is σ = 4922977709088. Its totient is φ = 536272080000.
The previous prime is 2031130505983. The next prime is 2031130506089. The reversal of 2031130506030 is 306050311302.
It is a happy number.
It is a super-2 number, since 2×20311305060302 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335167021 + ... + 335173080.
It is an arithmetic number, because the mean of its divisors is an integer number (153843053409).
Almost surely, 22031130506030 is an apocalyptic number.
2031130506030 is an abundant number, since it is smaller than the sum of its proper divisors (2891847203058).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2031130506030 is a wasteful number, since it uses less digits than its factorization.
2031130506030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 670340212.
The product of its (nonzero) digits is 1620, while the sum is 24.
Adding to 2031130506030 its reverse (306050311302), we get a palindrome (2337180817332).
The spelling of 2031130506030 in words is "two trillion, thirty-one billion, one hundred thirty million, five hundred six thousand, thirty".
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