Base | Representation |
---|---|
bin | 10111111011010… |
… | …011000000010110 |
3 | 1000222100021010220 |
4 | 113323103000112 |
5 | 1310230422220 |
6 | 103455455210 |
7 | 12643005414 |
oct | 2773230026 |
9 | 1028307126 |
10 | 401420310 |
11 | 196656025 |
12 | b2527506 |
13 | 6521ac15 |
14 | 3b4542b4 |
15 | 25394540 |
hex | 17ed3016 |
401420310 has 32 divisors (see below), whose sum is σ = 964176480. Its totient is φ = 106960128.
The previous prime is 401420281. The next prime is 401420317. The reversal of 401420310 is 13024104.
It is a super-2 number, since 2×4014203102 = 322276530560992200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 401420310.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (401420317) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38986 + ... + 48194.
It is an arithmetic number, because the mean of its divisors is an integer number (30130515).
Almost surely, 2401420310 is an apocalyptic number.
401420310 is an abundant number, since it is smaller than the sum of its proper divisors (562756170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
401420310 is a wasteful number, since it uses less digits than its factorization.
401420310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10672.
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 401420310 is about 20035.4762858286. The cubic root of 401420310 is about 737.6773473717.
Adding to 401420310 its reverse (13024104), we get a palindrome (414444414).
The spelling of 401420310 in words is "four hundred one million, four hundred twenty thousand, three hundred ten".
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