Base | Representation |
---|---|
bin | 10111111111111… |
… | …001011010100110 |
3 | 1001001121112100000 |
4 | 113333321122212 |
5 | 1311033014324 |
6 | 103541402130 |
7 | 12656160234 |
oct | 2777713246 |
9 | 1031545300 |
10 | 402626214 |
11 | 1972aa041 |
12 | b2a09346 |
13 | 65550a83 |
14 | 3b689954 |
15 | 255319c9 |
hex | 17ff96a6 |
402626214 has 24 divisors (see below), whose sum is σ = 904667400. Its totient is φ = 134208576.
The previous prime is 402626209. The next prime is 402626219. The reversal of 402626214 is 412626204.
It is an interprime number because it is at equal distance from previous prime (402626209) and next prime (402626219).
It is a super-3 number, since 3×4026262143 (a number of 27 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (402626219) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 413739 + ... + 414710.
It is an arithmetic number, because the mean of its divisors is an integer number (37694475).
Almost surely, 2402626214 is an apocalyptic number.
402626214 is an abundant number, since it is smaller than the sum of its proper divisors (502041186).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
402626214 is an equidigital number, since it uses as much as digits as its factorization.
402626214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 828466 (or 828454 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
The square root of 402626214 is about 20065.5479366999. The cubic root of 402626214 is about 738.4152927320.
The spelling of 402626214 in words is "four hundred two million, six hundred twenty-six thousand, two hundred fourteen".
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