Base | Representation |
---|---|
bin | 11001000011011… |
… | …110011001101011 |
3 | 1002021221112221100 |
4 | 121003132121223 |
5 | 1330101410410 |
6 | 105413212443 |
7 | 13262562000 |
oct | 3103363153 |
9 | 1067845840 |
10 | 420341355 |
11 | 1a62a9755 |
12 | b8931123 |
13 | 691141c5 |
14 | 3db7b8a7 |
15 | 26d808c0 |
hex | 190de66b |
420341355 has 96 divisors (see below), whose sum is σ = 860745600. Its totient is φ = 189665280.
The previous prime is 420341347. The next prime is 420341359. The reversal of 420341355 is 553143024.
It is not a de Polignac number, because 420341355 - 23 = 420341347 is a prime.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (420341359) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1744035 + ... + 1744275.
It is an arithmetic number, because the mean of its divisors is an integer number (8966100).
Almost surely, 2420341355 is an apocalyptic number.
420341355 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
420341355 is an abundant number, since it is smaller than the sum of its proper divisors (440404245).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420341355 is a wasteful number, since it uses less digits than its factorization.
420341355 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 386 (or 369 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 27.
The square root of 420341355 is about 20502.2280496535. The cubic root of 420341355 is about 749.0900698159.
Adding to 420341355 its reverse (553143024), we get a palindrome (973484379).
The spelling of 420341355 in words is "four hundred twenty million, three hundred forty-one thousand, three hundred fifty-five".
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