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6123412 = 221530853
BaseRepresentation
bin10111010110111110010100
3102112002202001
4113112332110
53031422122
6335125044
7103022341
oct27267624
912462661
106123412
113502679
122073784
131365229
14b557c8
1580e527
hex5d6f94

6123412 has 6 divisors (see below), whose sum is σ = 10715978. Its totient is φ = 3061704.

The previous prime is 6123409. The next prime is 6123413. The reversal of 6123412 is 2143216.

It can be written as a sum of positive squares in only one way, i.e., 3671056 + 2452356 = 1916^2 + 1566^2 .

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 6123412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6123413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 765423 + ... + 765430.

Almost surely, 26123412 is an apocalyptic number.

It is an amenable number.

6123412 is a deficient number, since it is larger than the sum of its proper divisors (4592566).

6123412 is a wasteful number, since it uses less digits than its factorization.

6123412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1530857 (or 1530855 counting only the distinct ones).

The product of its digits is 288, while the sum is 19.

The square root of 6123412 is about 2474.5528889074. The cubic root of 6123412 is about 182.9494719508.

Adding to 6123412 its reverse (2143216), we get a palindrome (8266628).

The spelling of 6123412 in words is "six million, one hundred twenty-three thousand, four hundred twelve".

Divisors: 1 2 4 1530853 3061706 6123412