[go: up one dir, main page]

Search a number
-
+
1024212012 = 223431984907
BaseRepresentation
bin111101000011000…
…011110000101100
32122101020100202020
4331003003300230
54044144241022
6245344230140
734244441565
oct7503036054
92571210666
101024212012
1148616070a
1224700b350
13134266815
149a05116c
155edb535c
hex3d0c3c2c

1024212012 has 24 divisors (see below), whose sum is σ = 2445406656. Its totient is φ = 333464208.

The previous prime is 1024212001. The next prime is 1024212019. The reversal of 1024212012 is 2102124201.

It is a super-3 number, since 3×10242120123 (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1024211982 and 1024212000.

It is not an unprimeable number, because it can be changed into a prime (1024212019) 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, 991938 + ... + 992969.

It is an arithmetic number, because the mean of its divisors is an integer number (101891944).

Almost surely, 21024212012 is an apocalyptic number.

1024212012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1024212012 is an abundant number, since it is smaller than the sum of its proper divisors (1421194644).

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

1024212012 is a wasteful number, since it uses less digits than its factorization.

1024212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984957 (or 1984955 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1024212012 is about 32003.3125160506. The cubic root of 1024212012 is about 1008.0063971942.

Adding to 1024212012 its reverse (2102124201), we get a palindrome (3126336213).

The spelling of 1024212012 in words is "one billion, twenty-four million, two hundred twelve thousand, twelve".

Divisors: 1 2 3 4 6 12 43 86 129 172 258 516 1984907 3969814 5954721 7939628 11909442 23818884 85351001 170702002 256053003 341404004 512106006 1024212012