Base | Representation |
---|---|
bin | 11101000010111… |
… | …110101001000010 |
3 | 1020221222102112201 |
4 | 131002332221002 |
5 | 1444223221010 |
6 | 120204543414 |
7 | 15035103253 |
oct | 3502765102 |
9 | 1227872481 |
10 | 487320130 |
11 | 230096910 |
12 | 117251b6a |
13 | 79c6580b |
14 | 48a14b2a |
15 | 2cbb123a |
hex | 1d0bea42 |
487320130 has 64 divisors (see below), whose sum is σ = 1017256320. Its totient is φ = 166118400.
The previous prime is 487320121. The next prime is 487320173. The reversal of 487320130 is 31023784.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 786961 + ... + 787579.
It is an arithmetic number, because the mean of its divisors is an integer number (15894630).
Almost surely, 2487320130 is an apocalyptic number.
487320130 is an abundant number, since it is smaller than the sum of its proper divisors (529936190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
487320130 is a wasteful number, since it uses less digits than its factorization.
487320130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1075.
The product of its (nonzero) digits is 4032, while the sum is 28.
The square root of 487320130 is about 22075.3285366266. The cubic root of 487320130 is about 786.9336510797.
The spelling of 487320130 in words is "four hundred eighty-seven million, three hundred twenty thousand, one hundred thirty".
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