Base | Representation |
---|---|
bin | 10000000110100… |
… | …001011110011010 |
3 | 200211022210212110 |
4 | 100012201132122 |
5 | 1023124123214 |
6 | 42450053150 |
7 | 6460125006 |
oct | 2006413632 |
9 | 624283773 |
10 | 270145434 |
11 | 129543299 |
12 | 7657a1b6 |
13 | 43c77090 |
14 | 27c41706 |
15 | 18ab3159 |
hex | 101a179a |
270145434 has 32 divisors (see below), whose sum is σ = 584930304. Its totient is φ = 82681920.
The previous prime is 270145427. The next prime is 270145451. The reversal of 270145434 is 434541072.
It is a super-2 number, since 2×2701454342 = 145957111022096712, which contains 22 as substring.
It is an alternating number because its digits alternate between even and odd.
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, 5832 + ... + 23964.
It is an arithmetic number, because the mean of its divisors is an integer number (18279072).
Almost surely, 2270145434 is an apocalyptic number.
270145434 is an abundant number, since it is smaller than the sum of its proper divisors (314784870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
270145434 is a wasteful number, since it uses less digits than its factorization.
270145434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18342.
The product of its (nonzero) digits is 13440, while the sum is 30.
The square root of 270145434 is about 16436.1015450745. The cubic root of 270145434 is about 646.4464336074.
The spelling of 270145434 in words is "two hundred seventy million, one hundred forty-five thousand, four hundred thirty-four".
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