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68830834274 = 234603994579
BaseRepresentation
bin100000000011010100…
…0110010111001100010
320120122221100200000022
41000012220302321202
52111431143144044
651342003353442
74654456303136
oct1000650627142
9216587320008
1068830834274
1127211236604
121140b382882
13664c15ab07
14348d6313c6
151bccb663ee
hex1006a32e62

68830834274 has 8 divisors (see below), whose sum is σ = 103249338960. Its totient is φ = 34414387956.

The previous prime is 68830834207. The next prime is 68830834277. The reversal of 68830834274 is 47243803886.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (68830834277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428084 + ... + 566495.

It is an arithmetic number, because the mean of its divisors is an integer number (12906167370).

Almost surely, 268830834274 is an apocalyptic number.

68830834274 is a deficient number, since it is larger than the sum of its proper divisors (34418504686).

68830834274 is a wasteful number, since it uses less digits than its factorization.

68830834274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029184.

The product of its (nonzero) digits is 6193152, while the sum is 53.

The spelling of 68830834274 in words is "sixty-eight billion, eight hundred thirty million, eight hundred thirty-four thousand, two hundred seventy-four".

Divisors: 1 2 34603 69206 994579 1989158 34415417137 68830834274