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3112312201 = 17941294211
BaseRepresentation
bin1011100110000010…
…0001110110001001
322000220100211201021
42321200201312021
522333222442301
61232455352441
7140061134335
oct27140416611
98026324637
103112312201
111357901249
1272a382721
133a7a4916b
142174c07c5
1513337b8a1
hexb9821d89

3112312201 has 8 divisors (see below), whose sum is σ = 3131200800. Its totient is φ = 3093440640.

The previous prime is 3112312199. The next prime is 3112312243. The reversal of 3112312201 is 1022132113.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3112312201 - 21 = 3112312199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3112312261) 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, 736986 + ... + 741196.

It is an arithmetic number, because the mean of its divisors is an integer number (391400100).

Almost surely, 23112312201 is an apocalyptic number.

It is an amenable number.

3112312201 is a deficient number, since it is larger than the sum of its proper divisors (18888599).

3112312201 is a wasteful number, since it uses less digits than its factorization.

3112312201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8519.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 3112312201 is about 55788.1008907814. The cubic root of 3112312201 is about 1460.0275532737.

Adding to 3112312201 its reverse (1022132113), we get a palindrome (4134444314).

The spelling of 3112312201 in words is "three billion, one hundred twelve million, three hundred twelve thousand, two hundred one".

Divisors: 1 179 4129 4211 739091 753769 17387219 3112312201