Search a number
-
+
493286080 = 2657220217
BaseRepresentation
bin11101011001101…
…111001011000000
31021101012112021211
4131121233023000
52002240123310
6120540455504
715136601560
oct3531571300
91241175254
10493286080
112334a1151
1211924a594
137b274171
1449728da0
152d48dc8a
hex1d66f2c0

493286080 has 56 divisors (see below), whose sum is σ = 1342448928. Its totient is φ = 169125888.

The previous prime is 493286071. The next prime is 493286107. The reversal of 493286080 is 80682394.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107869 + ... + 112348.

Almost surely, 2493286080 is an apocalyptic number.

493286080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

493286080 is an abundant number, since it is smaller than the sum of its proper divisors (849162848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

493286080 is a wasteful number, since it uses less digits than its factorization.

493286080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220241 (or 220231 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 493286080 is about 22210.0445744713. The cubic root of 493286080 is about 790.1319439929.

The spelling of 493286080 in words is "four hundred ninety-three million, two hundred eighty-six thousand, eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 140 160 224 280 320 448 560 1120 2240 220217 440434 880868 1101085 1541519 1761736 2202170 3083038 3523472 4404340 6166076 7046944 7707595 8808680 12332152 14093888 15415190 17617360 24664304 30830380 35234720 49328608 61660760 70469440 98657216 123321520 246643040 493286080