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10404312412 = 2213449445619
BaseRepresentation
bin10011011000010010…
…10011010101011100
3222212002112211111011
421230021103111130
5132302000444122
64440224305004
7515554124224
oct115411232534
928762484434
1010404312412
114459a659aa
122024472164
13c9a6ab8a0
14709b2b084
1540d624377
hex26c25355c

10404312412 has 24 divisors (see below), whose sum is σ = 19651842000. Its totient is φ = 4791284736.

The previous prime is 10404312383. The next prime is 10404312419. The reversal of 10404312412 is 21421340401.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10404312419) 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, 199462 + ... + 246157.

It is an arithmetic number, because the mean of its divisors is an integer number (818826750).

Almost surely, 210404312412 is an apocalyptic number.

It is an amenable number.

10404312412 is a deficient number, since it is larger than the sum of its proper divisors (9247529588).

10404312412 is a wasteful number, since it uses less digits than its factorization.

10404312412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446085 (or 446083 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 10404312412 its reverse (21421340401), we get a palindrome (31825652813).

The spelling of 10404312412 in words is "ten billion, four hundred four million, three hundred twelve thousand, four hundred twelve".

Divisors: 1 2 4 13 26 52 449 898 1796 5837 11674 23348 445619 891238 1782476 5793047 11586094 23172188 200082931 400165862 800331724 2601078103 5202156206 10404312412