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1024311412 = 22256077853
BaseRepresentation
bin111101000011011…
…100000001110100
32122101102102002201
4331003130001310
54044210431122
6245350314244
734245334435
oct7503340164
92571372081
101024311412
11486219363
12247058984
1313429cb37
149a07948c
155edd4a27
hex3d0dc074

1024311412 has 6 divisors (see below), whose sum is σ = 1792544978. Its totient is φ = 512155704.

The previous prime is 1024311403. The next prime is 1024311419. The reversal of 1024311412 is 2141134201.

It can be written as a sum of positive squares in only one way, i.e., 917726436 + 106584976 = 30294^2 + 10324^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1024311412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1024311419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128038923 + ... + 128038930.

Almost surely, 21024311412 is an apocalyptic number.

It is an amenable number.

1024311412 is a deficient number, since it is larger than the sum of its proper divisors (768233566).

1024311412 is a wasteful number, since it uses less digits than its factorization.

1024311412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256077857 (or 256077855 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1024311412 is about 32004.8654426167. The cubic root of 1024311412 is about 1008.0390052199.

Adding to 1024311412 its reverse (2141134201), we get a palindrome (3165445613).

The spelling of 1024311412 in words is "one billion, twenty-four million, three hundred eleven thousand, four hundred twelve".

Divisors: 1 2 4 256077853 512155706 1024311412