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12310213202988 = 22319129674163813
BaseRepresentation
bin1011001100100011000111…
…1000101001010000101100
31121120211210220221121011220
42303020301320221100230
53103142304034443423
642103122303343340
72410245362514021
oct263106170512054
947524726847156
1012310213202988
113a16806476728
1214699755b1b50
136b3b0443666c
14307b63301548
1516533c0539e3
hexb3231e2942c

12310213202988 has 48 divisors (see below), whose sum is σ = 30237950373120. Its totient is φ = 3887135020224.

The previous prime is 12310213202971. The next prime is 12310213203037. The reversal of 12310213202988 is 88920231201321.

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, 874570 + ... + 5038382.

It is an arithmetic number, because the mean of its divisors is an integer number (629957299440).

Almost surely, 212310213202988 is an apocalyptic number.

It is an amenable number.

12310213202988 is an abundant number, since it is smaller than the sum of its proper divisors (17927737170132).

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

12310213202988 is a wasteful number, since it uses less digits than its factorization.

12310213202988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4176806 (or 4176804 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The spelling of 12310213202988 in words is "twelve trillion, three hundred ten billion, two hundred thirteen million, two hundred two thousand, nine hundred eighty-eight".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 12967 25934 38901 51868 77802 155604 246373 492746 739119 985492 1478238 2956476 4163813 8327626 12491439 16655252 24982878 49965756 79112447 158224894 237337341 316449788 474674682 949349364 53992163171 107984326342 161976489513 215968652684 323952979026 647905958052 1025851100249 2051702200498 3077553300747 4103404400996 6155106601494 12310213202988