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12407023203 = 36167797941
BaseRepresentation
bin10111000111000010…
…00010011001100011
31012000200000002012220
423203201002121203
5200402144220303
65411045322123
7616312646211
oct134341023143
935020002186
1012407023203
115297494193
1224a3106343
131229594a63
14859acdcb1
154c9370053
hex2e3842663

12407023203 has 8 divisors (see below), whose sum is σ = 16813889616. Its totient is φ = 8135752800.

The previous prime is 12407023201. The next prime is 12407023219. The reversal of 12407023203 is 30232070421.

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

It is not a de Polignac number, because 12407023203 - 21 = 12407023201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12407023201) 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, 33898788 + ... + 33899153.

It is an arithmetic number, because the mean of its divisors is an integer number (2101736202).

Almost surely, 212407023203 is an apocalyptic number.

12407023203 is a deficient number, since it is larger than the sum of its proper divisors (4406866413).

12407023203 is an equidigital number, since it uses as much as digits as its factorization.

12407023203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67798005.

The product of its (nonzero) digits is 2016, while the sum is 24.

Adding to 12407023203 its reverse (30232070421), we get a palindrome (42639093624).

The spelling of 12407023203 in words is "twelve billion, four hundred seven million, twenty-three thousand, two hundred three".

Divisors: 1 3 61 183 67797941 203393823 4135674401 12407023203