Base | Representation |
---|---|
bin | 11100111011000010… |
… | …110011100010011001 |
3 | 2222011022010212011001 |
4 | 130323002303202121 |
5 | 1002100133042301 |
6 | 22133332105001 |
7 | 2146403136403 |
oct | 347302634231 |
9 | 88138125131 |
10 | 31055362201 |
11 | 12196a402a6 |
12 | 6028465161 |
13 | 2c0bc17286 |
14 | 1708687b73 |
15 | c1b5e3c01 |
hex | 73b0b3899 |
31055362201 has 4 divisors (see below), whose sum is σ = 31192170192. Its totient is φ = 30918554212.
The previous prime is 31055362171. The next prime is 31055362241. The reversal of 31055362201 is 10226355013.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 31055362201 - 231 = 28907878553 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 31055362201.
It is not an unprimeable number, because it can be changed into a prime (31055362241) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68403655 + ... + 68404108.
It is an arithmetic number, because the mean of its divisors is an integer number (7798042548).
Almost surely, 231055362201 is an apocalyptic number.
It is an amenable number.
31055362201 is a deficient number, since it is larger than the sum of its proper divisors (136807991).
31055362201 is a wasteful number, since it uses less digits than its factorization.
31055362201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136807990.
The product of its (nonzero) digits is 5400, while the sum is 28.
The spelling of 31055362201 in words is "thirty-one billion, fifty-five million, three hundred sixty-two thousand, two hundred one".
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