Base | Representation |
---|---|
bin | 1000001001011… |
… | …10010001110110 |
3 | 11202121101110022 |
4 | 10010232101312 |
5 | 114444100443 |
6 | 10440525142 |
7 | 1456640246 |
oct | 404562166 |
9 | 152541408 |
10 | 68346998 |
11 | 35642125 |
12 | 1aa807b2 |
13 | 11210315 |
14 | 9111b26 |
15 | 6000e68 |
hex | 412e476 |
68346998 has 8 divisors (see below), whose sum is σ = 104455008. Its totient is φ = 33528664.
The previous prime is 68346991. The next prime is 68347001. The reversal of 68346998 is 89964386.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×683469982 = 9342624271224008, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (53).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68346991) 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, 322286 + ... + 322497.
It is an arithmetic number, because the mean of its divisors is an integer number (13056876).
Almost surely, 268346998 is an apocalyptic number.
68346998 is a deficient number, since it is larger than the sum of its proper divisors (36108010).
68346998 is a wasteful number, since it uses less digits than its factorization.
68346998 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 644838.
The product of its digits is 2239488, while the sum is 53.
The square root of 68346998 is about 8267.2243225886. The cubic root of 68346998 is about 408.8586101106.
The spelling of 68346998 in words is "sixty-eight million, three hundred forty-six thousand, nine hundred ninety-eight".
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