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12158006060 = 22547109118661
BaseRepresentation
bin10110101001010110…
…00111001100101100
31011101022102200220202
423110223013030230
5144344422143220
65330232133032
7610200226544
oct132453071454
934338380822
1012158006060
1151799719a2
122433837178
1311b9b07835
148349cc324
154b2582275
hex2d4ac732c

12158006060 has 48 divisors (see below), whose sum is σ = 26314485120. Its totient is φ = 4716023040.

The previous prime is 12158006051. The next prime is 12158006089. The reversal of 12158006060 is 6060085121.

It is a happy number.

12158006060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×121580060602 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43130 + ... + 161790.

It is an arithmetic number, because the mean of its divisors is an integer number (548218440).

Almost surely, 212158006060 is an apocalyptic number.

12158006060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12158006060 is an abundant number, since it is smaller than the sum of its proper divisors (14156479060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12158006060 is a wasteful number, since it uses less digits than its factorization.

12158006060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118826 (or 118824 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The spelling of 12158006060 in words is "twelve billion, one hundred fifty-eight million, six thousand, sixty".

Divisors: 1 2 4 5 10 20 47 94 109 188 218 235 436 470 545 940 1090 2180 5123 10246 20492 25615 51230 102460 118661 237322 474644 593305 1186610 2373220 5577067 11154134 12934049 22308268 25868098 27885335 51736196 55770670 64670245 111541340 129340490 258680980 607900303 1215800606 2431601212 3039501515 6079003030 12158006060