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12140562141 = 321423947963
BaseRepresentation
bin10110100111010001…
…00100011011011101
31011100002121110100200
423103220210123131
5144330440442031
65324410214113
7606566034621
oct132350443335
934302543320
1012140562141
115170038034
122429a24339
1311b630a9a6
1483256b181
154b0c888e6
hex2d3a246dd

12140562141 has 12 divisors (see below), whose sum is σ = 17548709568. Its totient is φ = 8088011784.

The previous prime is 12140562127. The next prime is 12140562163. The reversal of 12140562141 is 14126504121.

12140562141 is a `hidden beast` number, since 1 + 21 + 40 + 562 + 1 + 41 = 666.

It is not a de Polignac number, because 12140562141 - 27 = 12140562013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12140562041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 461175 + ... + 486788.

It is an arithmetic number, because the mean of its divisors is an integer number (1462392464).

Almost surely, 212140562141 is an apocalyptic number.

It is an amenable number.

12140562141 is a deficient number, since it is larger than the sum of its proper divisors (5408147427).

12140562141 is a wasteful number, since it uses less digits than its factorization.

12140562141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949392 (or 949389 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The spelling of 12140562141 in words is "twelve billion, one hundred forty million, five hundred sixty-two thousand, one hundred forty-one".

Divisors: 1 3 9 1423 4269 12807 947963 2843889 8531667 1348951349 4046854047 12140562141