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68464846486 = 2149229747807
BaseRepresentation
bin111111110000110100…
…101010011010010110
320112201102200120011001
4333300310222122112
52110204000041421
651241411133514
74642423410301
oct776064523226
9215642616131
1068464846486
1127043691563
12113288a429a
1365c13977aa
143456ba1b38
151baa970691
hexff0d2a696

68464846486 has 8 divisors (see below), whose sum is σ = 103386513600. Its totient is φ = 34002675288.

The previous prime is 68464846481. The next prime is 68464846531.

68464846486 is nontrivially palindromic in base 10.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68464846481) 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, 114873606 + ... + 114874201.

It is an arithmetic number, because the mean of its divisors is an integer number (12923314200).

Almost surely, 268464846486 is an apocalyptic number.

68464846486 is a deficient number, since it is larger than the sum of its proper divisors (34921667114).

68464846486 is a wasteful number, since it uses less digits than its factorization.

68464846486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229747958.

The product of its digits is 169869312, while the sum is 64.

The spelling of 68464846486 in words is "sixty-eight billion, four hundred sixty-four million, eight hundred forty-six thousand, four hundred eighty-six".

Divisors: 1 2 149 298 229747807 459495614 34232423243 68464846486