Base | Representation |
---|---|
bin | 101010100010101… |
… | …1011001111110000 |
3 | 10200111001210020000 |
4 | 1111011123033300 |
5 | 10410414020210 |
6 | 353351550000 |
7 | 50242266555 |
oct | 12505331760 |
9 | 3614053200 |
10 | 1427485680 |
11 | 672862135 |
12 | 33a08b300 |
13 | 1999831aa |
14 | d7828a2c |
15 | 854c3ac0 |
hex | 5515b3f0 |
1427485680 has 100 divisors (see below), whose sum is σ = 4957891752. Its totient is φ = 380661120.
The previous prime is 1427485669. The next prime is 1427485693. The reversal of 1427485680 is 865847241.
1427485680 is a `hidden beast` number, since 1 + 42 + 7 + 48 + 568 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 103666 + ... + 116625.
Almost surely, 21427485680 is an apocalyptic number.
1427485680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1427485680 is an abundant number, since it is smaller than the sum of its proper divisors (3530406072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1427485680 is a wasteful number, since it uses less digits than its factorization.
1427485680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 220316 (or 220301 counting only the distinct ones).
The product of its (nonzero) digits is 430080, while the sum is 45.
The square root of 1427485680 is about 37782.0814672776. The cubic root of 1427485680 is about 1125.9624829887.
The spelling of 1427485680 in words is "one billion, four hundred twenty-seven million, four hundred eighty-five thousand, six hundred eighty".
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