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12438060088 = 2327712294567
BaseRepresentation
bin10111001010101110…
…11011110000111000
31012002211101220211011
423211113123300320
5200433120410323
65414114443304
7620140523566
oct134527336070
935084356734
1012438060088
115302a62703
1224b1593534
131232b4098c
1485dc8ca36
154cbe5120d
hex2e55dbc38

12438060088 has 32 divisors (see below), whose sum is σ = 23429728800. Its totient is φ = 6190180992.

The previous prime is 12438060077. The next prime is 12438060091. The reversal of 12438060088 is 88006083421.

It is a self number, because there is not a number n which added to its sum of digits gives 12438060088.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 2721181 + ... + 2725747.

It is an arithmetic number, because the mean of its divisors is an integer number (732179025).

Almost surely, 212438060088 is an apocalyptic number.

It is an amenable number.

12438060088 is a deficient number, since it is larger than the sum of its proper divisors (10991668712).

12438060088 is a wasteful number, since it uses less digits than its factorization.

12438060088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6079 (or 6075 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 40.

The spelling of 12438060088 in words is "twelve billion, four hundred thirty-eight million, sixty thousand, eighty-eight".

Divisors: 1 2 4 8 277 554 1108 1229 2216 2458 4567 4916 9134 9832 18268 36536 340433 680866 1265059 1361732 2530118 2723464 5060236 5612843 10120472 11225686 22451372 44902744 1554757511 3109515022 6219030044 12438060088