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68770975119 = 3711646946021
BaseRepresentation
bin100000000001100010…
…0011100110110001111
320120111202201111200120
41000003010130312033
52111320332200434
651332024400023
74653131433510
oct1000304346617
9216452644616
1068770975119
1127190471530
12113b3316013
13663c92ccb2
1434856cca07
151bc7790349
hex100311cd8f

68770975119 has 32 divisors (see below), whose sum is σ = 114340738560. Its totient is φ = 35718883200.

The previous prime is 68770975103. The next prime is 68770975121. The reversal of 68770975119 is 91157907786.

It is not a de Polignac number, because 68770975119 - 24 = 68770975103 is a prime.

It is a super-2 number, since 2×687709751192 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68770975919) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1471329 + ... + 1517349.

It is an arithmetic number, because the mean of its divisors is an integer number (3573148080).

Almost surely, 268770975119 is an apocalyptic number.

68770975119 is a deficient number, since it is larger than the sum of its proper divisors (45569763441).

68770975119 is a wasteful number, since it uses less digits than its factorization.

68770975119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52511.

The product of its (nonzero) digits is 6667920, while the sum is 60.

The spelling of 68770975119 in words is "sixty-eight billion, seven hundred seventy million, nine hundred seventy-five thousand, one hundred nineteen".

Divisors: 1 3 7 11 21 33 77 231 6469 19407 45283 46021 71159 135849 138063 213477 322147 498113 506231 966441 1494339 1518693 3543617 10630851 297709849 893129547 2083968943 3274808339 6251906829 9824425017 22923658373 68770975119