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1480380 = 2235112243
BaseRepresentation
bin101101001011010111100
32210012200220
411221122330
5334333010
651421340
715403656
oct5513274
92705626
101480380
11921260
125b4850
133caa85
142a76d6
151e3970
hex1696bc

1480380 has 48 divisors (see below), whose sum is σ = 4523904. Its totient is φ = 358720.

The previous prime is 1480379. The next prime is 1480393. The reversal of 1480380 is 830841.

It is a self number, because there is not a number n which added to its sum of digits gives 1480380.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 462 + ... + 1781.

It is an arithmetic number, because the mean of its divisors is an integer number (94248).

21480380 is an apocalyptic number.

1480380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1480380 is an abundant number, since it is smaller than the sum of its proper divisors (3043524).

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

1480380 is a wasteful number, since it uses less digits than its factorization.

1480380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2266 (or 2264 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 1480380 is about 1216.7086750739. The cubic root of 1480380 is about 113.9701368377.

The spelling of 1480380 in words is "one million, four hundred eighty thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 660 2243 4486 6729 8972 11215 13458 22430 24673 26916 33645 44860 49346 67290 74019 98692 123365 134580 148038 246730 296076 370095 493460 740190 1480380