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121214483686 = 2211287238113
BaseRepresentation
bin111000011100011110…
…0100011110011100110
3102120212122102202220201
41300320330203303212
53441221401434221
6131403555021114
711520544053112
oct1607074436346
9376778382821
10121214483686
114745246374a
121b5aa59a79a
13b5799b017a
145c1c766742
153246902891
hex1c38f23ce6

121214483686 has 8 divisors (see below), whose sum is σ = 182683440504. Its totient is φ = 60320003520.

The previous prime is 121214483653. The next prime is 121214483693. The reversal of 121214483686 is 686384412121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143618635 + ... + 143619478.

It is an arithmetic number, because the mean of its divisors is an integer number (22835430063).

Almost surely, 2121214483686 is an apocalyptic number.

121214483686 is a deficient number, since it is larger than the sum of its proper divisors (61468956818).

121214483686 is a wasteful number, since it uses less digits than its factorization.

121214483686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287238326.

The product of its digits is 442368, while the sum is 46.

The spelling of 121214483686 in words is "one hundred twenty-one billion, two hundred fourteen million, four hundred eighty-three thousand, six hundred eighty-six".

Divisors: 1 2 211 422 287238113 574476226 60607241843 121214483686