Base | Representation |
---|---|
bin | 11001000011100… |
… | …000100100101110 |
3 | 1002021222000010221 |
4 | 121003200210232 |
5 | 1330102202004 |
6 | 105413321554 |
7 | 13262626642 |
oct | 3103404456 |
9 | 1067860127 |
10 | 420350254 |
11 | 1a6305405 |
12 | b89362ba |
13 | 6911827c |
14 | 3db80c22 |
15 | 26d83354 |
hex | 190e092e |
420350254 has 8 divisors (see below), whose sum is σ = 657939600. Its totient is φ = 201037056.
The previous prime is 420350251. The next prime is 420350257. The reversal of 420350254 is 452053024.
It is an interprime number because it is at equal distance from previous prime (420350251) and next prime (420350257).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420350251) 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, 4568979 + ... + 4569070.
It is an arithmetic number, because the mean of its divisors is an integer number (82242450).
Almost surely, 2420350254 is an apocalyptic number.
420350254 is a deficient number, since it is larger than the sum of its proper divisors (237589346).
420350254 is a wasteful number, since it uses less digits than its factorization.
420350254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9138074.
The product of its (nonzero) digits is 4800, while the sum is 25.
The square root of 420350254 is about 20502.4450736979. The cubic root of 420350254 is about 749.0953560794.
The spelling of 420350254 in words is "four hundred twenty million, three hundred fifty thousand, two hundred fifty-four".
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