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12400010342 = 244313995497
BaseRepresentation
bin10111000110001100…
…10010010001100110
31012000011210210101022
423203012102101212
5200343400312332
65410235131142
7616166230436
oct134306222146
935004723338
1012400010342
115293534335
1224a08a3ab2
131227caaa35
14858bc62c6
154c8937212
hex2e3192466

12400010342 has 8 divisors (see below), whose sum is σ = 18642003336. Its totient is φ = 6186009232.

The previous prime is 12400010317. The next prime is 12400010347. The reversal of 12400010342 is 24301000421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12400010342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12400010347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6996863 + ... + 6998634.

It is an arithmetic number, because the mean of its divisors is an integer number (2330250417).

Almost surely, 212400010342 is an apocalyptic number.

12400010342 is a deficient number, since it is larger than the sum of its proper divisors (6241992994).

12400010342 is a wasteful number, since it uses less digits than its factorization.

12400010342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13995942.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 12400010342 its reverse (24301000421), we get a palindrome (36701010763).

The spelling of 12400010342 in words is "twelve billion, four hundred million, ten thousand, three hundred forty-two".

Divisors: 1 2 443 886 13995497 27990994 6200005171 12400010342