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3103123100012 = 2213229612594923
BaseRepresentation
bin101101001010000000100…
…011001101000101101100
3101222122200222120112111122
4231022000203031011230
5401320144003200022
610333315521240112
7440123166100325
oct55120043150554
911878628515448
103103123100012
11a97033101071
124214a5793038
13196814394b00
14aa298a4544c
1555abcc3b742
hex2d2808cd16c

3103123100012 has 72 divisors (see below), whose sum is σ = 6182821617840. Its totient is φ = 1360154315520.

The previous prime is 3103123100003. The next prime is 3103123100057. The reversal of 3103123100012 is 2100013213013.

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 23 ways as a sum of consecutive naturals, for example, 101618 + ... + 2493305.

It is an arithmetic number, because the mean of its divisors is an integer number (85872522470).

Almost surely, 23103123100012 is an apocalyptic number.

It is an amenable number.

3103123100012 is a deficient number, since it is larger than the sum of its proper divisors (3079698517828).

3103123100012 is a wasteful number, since it uses less digits than its factorization.

3103123100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2595043 (or 2595028 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 3103123100012 its reverse (2100013213013), we get a palindrome (5203136313025).

The spelling of 3103123100012 in words is "three trillion, one hundred three billion, one hundred twenty-three million, one hundred thousand, twelve".

Divisors: 1 2 4 13 26 29 52 58 61 116 122 169 244 338 377 676 754 793 1508 1586 1769 3172 3538 4901 7076 9802 10309 19604 20618 22997 41236 45994 91988 298961 597922 1195844 2594923 5189846 10379692 33733999 67467998 75252767 134935996 150505534 158290303 301011068 316580606 438541987 633161212 877083974 978285971 1754167948 1956571942 2057773939 3913143884 4115547878 4590418787 8231095756 9180837574 12717717623 18361675148 25435435246 26751061207 50870870492 53502122414 59675444231 107004244828 119350888462 238701776924 775780775003 1551561550006 3103123100012