Base | Representation |
---|---|
bin | 11001000010001… |
… | …011111010000010 |
3 | 1002021022101102122 |
4 | 121002023322002 |
5 | 1330010102313 |
6 | 105402044242 |
7 | 13256653610 |
oct | 3102137202 |
9 | 1067271378 |
10 | 420003458 |
11 | 1a60988a6 |
12 | b87a9682 |
13 | 69026474 |
14 | 3dad06b0 |
15 | 26d15708 |
hex | 1908be82 |
420003458 has 8 divisors (see below), whose sum is σ = 720005952. Its totient is φ = 180001476.
The previous prime is 420003457. The next prime is 420003481. The reversal of 420003458 is 854300024.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (420003457) 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, 15000110 + ... + 15000137.
It is an arithmetic number, because the mean of its divisors is an integer number (90000744).
Almost surely, 2420003458 is an apocalyptic number.
420003458 is a deficient number, since it is larger than the sum of its proper divisors (300002494).
420003458 is a wasteful number, since it uses less digits than its factorization.
420003458 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30000256.
The product of its (nonzero) digits is 3840, while the sum is 26.
The square root of 420003458 is about 20493.9858983068. The cubic root of 420003458 is about 748.8892939956.
The spelling of 420003458 in words is "four hundred twenty million, three thousand, four hundred fifty-eight".
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