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12320003042 = 219777311473
BaseRepresentation
bin10110111100101010…
…00101001111100010
31011210121020222222222
423132111011033202
5200212410044132
65354300231042
7614205204134
oct133625051742
934717228888
1012320003042
1152523586a6
122479b3b482
131214547239
1484c31b054
154c18d1412
hex2de5453e2

12320003042 has 8 divisors (see below), whose sum is σ = 18480998316. Its totient is φ = 6159670272.

The previous prime is 12320003041. The next prime is 12320003053. The reversal of 12320003042 is 24030002321.

It can be written as a sum of positive squares in 2 ways, for example, as 12197214481 + 122788561 = 110441^2 + 11081^2 .

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 12320003042.

It is not an unprimeable number, because it can be changed into a prime (12320003041) 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, 116183 + ... + 195290.

Almost surely, 212320003042 is an apocalyptic number.

12320003042 is a deficient number, since it is larger than the sum of its proper divisors (6160995274).

12320003042 is a wasteful number, since it uses less digits than its factorization.

12320003042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331252.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 12320003042 its reverse (24030002321), we get a palindrome (36350005363).

The spelling of 12320003042 in words is "twelve billion, three hundred twenty million, three thousand, forty-two".

Divisors: 1 2 19777 39554 311473 622946 6160001521 12320003042