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12061127643 = 312731656503
BaseRepresentation
bin10110011101110011…
…00011001111011011
31011010120010202201020
423032321203033123
5144200122041033
65312451453523
7604612615305
oct131671431733
934116122636
1012061127643
11512a212794
1224072b72a3
1311a2a17b26
14825bb0975
154a8ce76b3
hex2cee633db

12061127643 has 8 divisors (see below), whose sum is σ = 16208130048. Its totient is φ = 7977438504.

The previous prime is 12061127599. The next prime is 12061127647. The reversal of 12061127643 is 34672116021.

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

It is not a de Polignac number, because 12061127643 - 28 = 12061127387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12061127647) 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, 15827871 + ... + 15828632.

It is an arithmetic number, because the mean of its divisors is an integer number (2026016256).

Almost surely, 212061127643 is an apocalyptic number.

12061127643 is a deficient number, since it is larger than the sum of its proper divisors (4147002405).

12061127643 is a wasteful number, since it uses less digits than its factorization.

12061127643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31656633.

The product of its (nonzero) digits is 12096, while the sum is 33.

The spelling of 12061127643 in words is "twelve billion, sixty-one million, one hundred twenty-seven thousand, six hundred forty-three".

Divisors: 1 3 127 381 31656503 94969509 4020375881 12061127643