Base | Representation |
---|---|
bin | 11001000011010… |
… | …011010101101101 |
3 | 1002021212020210012 |
4 | 121003103111231 |
5 | 1330043433140 |
6 | 105412223005 |
7 | 13262312621 |
oct | 3103232555 |
9 | 1067766705 |
10 | 420296045 |
11 | 1a6278704 |
12 | b890aa65 |
13 | 690c96b0 |
14 | 3db69181 |
15 | 26d72265 |
hex | 190d356d |
420296045 has 16 divisors (see below), whose sum is σ = 544378800. Its totient is φ = 309671424.
The previous prime is 420296033. The next prime is 420296057. The reversal of 420296045 is 540692024.
It is an interprime number because it is at equal distance from previous prime (420296033) and next prime (420296057).
It can be written as a sum of positive squares in 8 ways, for example, as 17330569 + 402965476 = 4163^2 + 20074^2 .
It is a cyclic number.
It is not a de Polignac number, because 420296045 - 228 = 151860589 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22631 + ... + 36779.
It is an arithmetic number, because the mean of its divisors is an integer number (34023675).
Almost surely, 2420296045 is an apocalyptic number.
It is an amenable number.
420296045 is a deficient number, since it is larger than the sum of its proper divisors (124082755).
420296045 is a wasteful number, since it uses less digits than its factorization.
420296045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14624.
The product of its (nonzero) digits is 17280, while the sum is 32.
The square root of 420296045 is about 20501.1230180203. The cubic root of 420296045 is about 749.0631532077.
The spelling of 420296045 in words is "four hundred twenty million, two hundred ninety-six thousand, forty-five".
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