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493448880 = 24353376101
BaseRepresentation
bin11101011010010…
…110111010110000
31021101111210121110
4131122112322300
52002310331010
6120544153320
715141150321
oct3532267260
91241453543
10493448880
112335a24a1
12119308840
137b3002b2
144976c448
152d4c2120
hex1d696eb0

493448880 has 80 divisors (see below), whose sum is σ = 1534482144. Its totient is φ = 131174400.

The previous prime is 493448873. The next prime is 493448881. The reversal of 493448880 is 88844394.

493448880 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (493448881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77830 + ... + 83930.

Almost surely, 2493448880 is an apocalyptic number.

493448880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 493448880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (767241072).

493448880 is an abundant number, since it is smaller than the sum of its proper divisors (1041033264).

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

493448880 is a wasteful number, since it uses less digits than its factorization.

493448880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6454 (or 6448 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 48.

The square root of 493448880 is about 22213.7092805321. The cubic root of 493448880 is about 790.2188572718.

The spelling of 493448880 in words is "four hundred ninety-three million, four hundred forty-eight thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 337 674 1011 1348 1685 2022 2696 3370 4044 5055 5392 6101 6740 8088 10110 12202 13480 16176 18303 20220 24404 26960 30505 36606 40440 48808 61010 73212 80880 91515 97616 122020 146424 183030 244040 292848 366060 488080 732120 1464240 2056037 4112074 6168111 8224148 10280185 12336222 16448296 20560370 24672444 30840555 32896592 41120740 49344888 61681110 82241480 98689776 123362220 164482960 246724440 493448880