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1481430 = 2351923113
BaseRepresentation
bin101101001101011010110
32210021010210
411221223112
5334401210
651430250
715410016
oct5515326
92707123
101481430
11922025
125b5386
133cb3b2
142a7c46
151e3e20
hex169ad6

1481430 has 64 divisors (see below), whose sum is σ = 3939840. Its totient is φ = 354816.

The previous prime is 1481413. The next prime is 1481477. The reversal of 1481430 is 341841.

It is a junction number, because it is equal to n+sod(n) for n = 1481397 and 1481406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13054 + ... + 13166.

It is an arithmetic number, because the mean of its divisors is an integer number (61560).

21481430 is an apocalyptic number.

1481430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1481430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1969920).

1481430 is an abundant number, since it is smaller than the sum of its proper divisors (2458410).

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

1481430 is a wasteful number, since it uses less digits than its factorization.

1481430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1481430 is about 1217.1400905401. The cubic root of 1481430 is about 113.9970759484.

The spelling of 1481430 in words is "one million, four hundred eighty-one thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 19 23 30 38 46 57 69 95 113 114 115 138 190 226 230 285 339 345 437 565 570 678 690 874 1130 1311 1695 2147 2185 2599 2622 3390 4294 4370 5198 6441 6555 7797 10735 12882 12995 13110 15594 21470 25990 32205 38985 49381 64410 77970 98762 148143 246905 296286 493810 740715 1481430