Base | Representation |
---|---|
bin | 11100111001101110… |
… | …010001010101101110 |
3 | 2222002202110000002222 |
4 | 130321232101111232 |
5 | 1002023444431110 |
6 | 22131221115342 |
7 | 2146013602445 |
oct | 347156212556 |
9 | 88082400088 |
10 | 31033202030 |
11 | 12185485006 |
12 | 6020b58b52 |
13 | 2c0745884c |
14 | 1705759d5c |
15 | c196b7c55 |
hex | 739b9156e |
31033202030 has 32 divisors (see below), whose sum is σ = 57392896896. Its totient is φ = 12072858624.
The previous prime is 31033202021. The next prime is 31033202071. The reversal of 31033202030 is 3020233013.
It is a super-2 number, since 2×310332020302 (a number of 22 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, 967307 + ... + 998873.
It is an arithmetic number, because the mean of its divisors is an integer number (1793528028).
Almost surely, 231033202030 is an apocalyptic number.
31033202030 is a deficient number, since it is larger than the sum of its proper divisors (26359694866).
31033202030 is a wasteful number, since it uses less digits than its factorization.
31033202030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34268.
The product of its (nonzero) digits is 324, while the sum is 17.
Adding to 31033202030 its reverse (3020233013), we get a palindrome (34053435043).
The spelling of 31033202030 in words is "thirty-one billion, thirty-three million, two hundred two thousand, thirty".
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