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1480428 = 2232174159
BaseRepresentation
bin101101001011011101100
32210012202200
411221123230
5334333203
651421500
715404055
oct5513354
92705680
101480428
119212a4
125b4890
133caac1
142a772c
151e39a3
hex1696ec

1480428 has 72 divisors (see below), whose sum is σ = 4127760. Its totient is φ = 445440.

The previous prime is 1480417. The next prime is 1480429. The reversal of 1480428 is 8240841.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1480429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25063 + ... + 25121.

It is an arithmetic number, because the mean of its divisors is an integer number (57330).

21480428 is an apocalyptic number.

1480428 is a gapful number since it is divisible by the number (18) 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 1480428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2063880).

1480428 is an abundant number, since it is smaller than the sum of its proper divisors (2647332).

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

1480428 is a wasteful number, since it uses less digits than its factorization.

1480428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127 (or 122 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

The square root of 1480428 is about 1216.7284002603. The cubic root of 1480428 is about 113.9713686177.

The spelling of 1480428 in words is "one million, four hundred eighty thousand, four hundred twenty-eight".

Divisors: 1 2 3 4 6 9 12 17 18 34 36 41 51 59 68 82 102 118 123 153 164 177 204 236 246 306 354 369 492 531 612 697 708 738 1003 1062 1394 1476 2006 2091 2124 2419 2788 3009 4012 4182 4838 6018 6273 7257 8364 9027 9676 12036 12546 14514 18054 21771 25092 29028 36108 41123 43542 82246 87084 123369 164492 246738 370107 493476 740214 1480428