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3120034212 = 2232211410747
BaseRepresentation
bin1011100111110111…
…1111000110100100
322001102220011022200
42321331333012210
522342212043322
61233333054500
7140213565441
oct27175770644
98042804280
103120034212
1113611a5979
12730a87430
133a9520bb9
142185309c8
15133da48ac
hexb9f7f1a4

3120034212 has 36 divisors (see below), whose sum is σ = 7924150416. Its totient is φ = 1035079920.

The previous prime is 3120034201. The next prime is 3120034237. The reversal of 3120034212 is 2124300213.

3120034212 is a `hidden beast` number, since 312 + 0 + 0 + 342 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×31200342122 = 19469226968100921888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 197778 + ... + 212969.

Almost surely, 23120034212 is an apocalyptic number.

It is an amenable number.

3120034212 is an abundant number, since it is smaller than the sum of its proper divisors (4804116204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3120034212 is a wasteful number, since it uses less digits than its factorization.

3120034212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410968 (or 410963 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 3120034212 is about 55857.2664207621. The cubic root of 3120034212 is about 1461.2340557713.

Adding to 3120034212 its reverse (2124300213), we get a palindrome (5244334425).

The spelling of 3120034212 in words is "three billion, one hundred twenty million, thirty-four thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 211 422 633 844 1266 1899 2532 3798 7596 410747 821494 1232241 1642988 2464482 3696723 4928964 7393446 14786892 86667617 173335234 260002851 346670468 520005702 780008553 1040011404 1560017106 3120034212