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12102963 = 317237313
BaseRepresentation
bin101110001010…
…110100110011
3211202220010220
4232022310303
511044243323
61111224123
7204605415
oct56126463
924686126
1012102963
116917154
124078043
132679b22
1418709b5
1510e10e3
hexb8ad33

12102963 has 8 divisors (see below), whose sum is σ = 17086608. Its totient is φ = 7593984.

The previous prime is 12102953. The next prime is 12102983. The reversal of 12102963 is 36920121.

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

It is not a de Polignac number, because 12102963 - 214 = 12086579 is a prime.

It is a super-4 number, since 4×121029634 (a number of 29 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (12102953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118606 + ... + 118707.

It is an arithmetic number, because the mean of its divisors is an integer number (2135826).

Almost surely, 212102963 is an apocalyptic number.

12102963 is a deficient number, since it is larger than the sum of its proper divisors (4983645).

12102963 is a wasteful number, since it uses less digits than its factorization.

12102963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237333.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 12102963 is about 3478.9313014200. The cubic root of 12102963 is about 229.5957802423.

The spelling of 12102963 in words is "twelve million, one hundred two thousand, nine hundred sixty-three".

Divisors: 1 3 17 51 237313 711939 4034321 12102963