Base | Representation |
---|---|
bin | 11001011111010… |
… | …001111110010101 |
3 | 1002210122212202010 |
4 | 121133101332111 |
5 | 1333433133420 |
6 | 110233334433 |
7 | 13411541052 |
oct | 3137217625 |
9 | 1083585663 |
10 | 427630485 |
11 | 1aa428127 |
12 | bb267419 |
13 | 6a796bb9 |
14 | 40b18029 |
15 | 278204e0 |
hex | 197d1f95 |
427630485 has 32 divisors (see below), whose sum is σ = 702586368. Its totient is φ = 221981760.
The previous prime is 427630481. The next prime is 427630501. The reversal of 427630485 is 584036724.
It is a happy number.
It is not a de Polignac number, because 427630485 - 22 = 427630481 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (427630481) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 212494 + ... + 214496.
It is an arithmetic number, because the mean of its divisors is an integer number (21955824).
Almost surely, 2427630485 is an apocalyptic number.
It is an amenable number.
427630485 is a deficient number, since it is larger than the sum of its proper divisors (274955883).
427630485 is a wasteful number, since it uses less digits than its factorization.
427630485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2385.
The product of its (nonzero) digits is 161280, while the sum is 39.
The square root of 427630485 is about 20679.2283463383. The cubic root of 427630485 is about 753.3952641588.
The spelling of 427630485 in words is "four hundred twenty-seven million, six hundred thirty thousand, four hundred eighty-five".
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