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3122000212 = 2217316132797
BaseRepresentation
bin1011101000010101…
…1111000101010100
322001120121001011111
42322011133011110
522343213001322
61233443144404
7140236364302
oct27205370524
98046531144
103122000212
111362318a71
12731675104
133a9a5ba06
142188c3272
15134142177
hexba15f154

3122000212 has 24 divisors (see below), whose sum is σ = 5500453896. Its totient is φ = 1550460288.

The previous prime is 3122000179. The next prime is 3122000213. The reversal of 3122000212 is 2120002213.

3122000212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1670847376 + 1451152836 = 40876^2 + 38094^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3122000192 and 3122000201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122000213) 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, 1114798 + ... + 1117594.

It is an arithmetic number, because the mean of its divisors is an integer number (229185579).

Almost surely, 23122000212 is an apocalyptic number.

It is an amenable number.

3122000212 is a deficient number, since it is larger than the sum of its proper divisors (2378453684).

3122000212 is a wasteful number, since it uses less digits than its factorization.

3122000212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4587 (or 4585 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 3122000212 is about 55874.8620758924. The cubic root of 3122000212 is about 1461.5409095608.

Adding to 3122000212 its reverse (2120002213), we get a palindrome (5242002425).

The spelling of 3122000212 in words is "three billion, one hundred twenty-two million, two hundred twelve", and thus it is an aban number.

Divisors: 1 2 4 173 346 692 1613 2797 3226 5594 6452 11188 279049 483881 558098 967762 1116196 1935524 4511561 9023122 18046244 780500053 1561000106 3122000212