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12371000930 = 254144368111
BaseRepresentation
bin10111000010101111…
…00111111001100010
31011221011012221221122
423201113213321202
5200313434012210
65403321252242
7615364526051
oct134127477142
934834187848
1012371000930
115279120112
122493034082
131221c918c2
14854dd4398
154c6106b55
hex2e15e7e62

12371000930 has 32 divisors (see below), whose sum is σ = 22862746368. Its totient is φ = 4816739200.

The previous prime is 12371000927. The next prime is 12371000959. The reversal of 12371000930 is 3900017321.

It is a self number, because there is not a number n which added to its sum of digits gives 12371000930.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147575 + ... + 215685.

It is an arithmetic number, because the mean of its divisors is an integer number (714460824).

Almost surely, 212371000930 is an apocalyptic number.

12371000930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12371000930 is the 90815-th pentagonal number.

12371000930 is a deficient number, since it is larger than the sum of its proper divisors (10491745438).

12371000930 is a wasteful number, since it uses less digits than its factorization.

12371000930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68602.

The product of its (nonzero) digits is 1134, while the sum is 26.

The spelling of 12371000930 in words is "twelve billion, three hundred seventy-one million, nine hundred thirty", and thus it is an aban number.

Divisors: 1 2 5 10 41 82 205 410 443 886 2215 4430 18163 36326 68111 90815 136222 181630 340555 681110 2792551 5585102 13962755 27925510 30173173 60346346 150865865 301731730 1237100093 2474200186 6185500465 12371000930