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5381480 = 2351379131
BaseRepresentation
bin10100100001110101101000
3101010102000002
4110201311220
52334201410
6311202132
763512306
oct24416550
911112002
105381480
113046205
121976348
131165610
14a01276
157147a5
hex521d68

5381480 has 64 divisors (see below), whose sum is σ = 13305600. Its totient is φ = 1946880.

The previous prime is 5381479. The next prime is 5381491. The reversal of 5381480 is 841835.

5381480 = 2212 + 2222 + ... + 2992.

5381480 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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, 41015 + ... + 41145.

It is an arithmetic number, because the mean of its divisors is an integer number (207900).

Almost surely, 25381480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5381480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6652800).

5381480 is an abundant number, since it is smaller than the sum of its proper divisors (7924120).

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

5381480 is a wasteful number, since it uses less digits than its factorization.

5381480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234 (or 230 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 5381480 is about 2319.8017156645. The cubic root of 5381480 is about 175.2402686085.

The spelling of 5381480 in words is "five million, three hundred eighty-one thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 79 104 130 131 158 260 262 316 395 520 524 632 655 790 1027 1048 1310 1580 1703 2054 2620 3160 3406 4108 5135 5240 6812 8216 8515 10270 10349 13624 17030 20540 20698 34060 41080 41396 51745 68120 82792 103490 134537 206980 269074 413960 538148 672685 1076296 1345370 2690740 5381480