Base | Representation |
---|---|
bin | 11101001001101… |
… | …100010111100100 |
3 | 1021002021212000220 |
4 | 131021230113210 |
5 | 2000201032132 |
6 | 120310404340 |
7 | 15056054031 |
oct | 3511542744 |
9 | 1232255026 |
10 | 489080292 |
11 | 231089298 |
12 | 1179606b0 |
13 | 7a430a2c |
14 | 48d52388 |
15 | 2ce0ca2c |
hex | 1d26c5e4 |
489080292 has 24 divisors (see below), whose sum is σ = 1201250400. Its totient is φ = 154446336.
The previous prime is 489080287. The next prime is 489080297. The reversal of 489080292 is 292080984.
It is an interprime number because it is at equal distance from previous prime (489080287) and next prime (489080297).
It is a super-3 number, since 3×4890802923 (a number of 27 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (489080297) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1072317 + ... + 1072772.
It is an arithmetic number, because the mean of its divisors is an integer number (50052100).
Almost surely, 2489080292 is an apocalyptic number.
It is an amenable number.
489080292 is an abundant number, since it is smaller than the sum of its proper divisors (712170108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489080292 is a wasteful number, since it uses less digits than its factorization.
489080292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2145115 (or 2145113 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 42.
The square root of 489080292 is about 22115.1597778537. The cubic root of 489080292 is about 787.8799601561.
The spelling of 489080292 in words is "four hundred eighty-nine million, eighty thousand, two hundred ninety-two".
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