Search a number
-
+
1487088 = 243223449
BaseRepresentation
bin101101011000011110000
32210112220100
411223003300
5340041323
651512400
715432351
oct5530360
92715810
101487088
119262a9
125b8700
13400b45
142a9d28
151e5943
hex16b0f0

1487088 has 60 divisors (see below), whose sum is σ = 4352400. Its totient is φ = 473088.

The previous prime is 1487081. The next prime is 1487093. The reversal of 1487088 is 8807841.

It is a super-2 number, since 2×14870882 = 4422861439488, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1487081) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3088 + ... + 3536.

It is an arithmetic number, because the mean of its divisors is an integer number (72540).

21487088 is an apocalyptic number.

1487088 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 1487088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2176200).

1487088 is an abundant number, since it is smaller than the sum of its proper divisors (2865312).

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

1487088 is a wasteful number, since it uses less digits than its factorization.

1487088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486 (or 477 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 36.

The square root of 1487088 is about 1219.4621765352. The cubic root of 1487088 is about 114.1420205973.

The spelling of 1487088 in words is "one million, four hundred eighty-seven thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 23 24 36 46 48 69 72 92 138 144 184 207 276 368 414 449 552 828 898 1104 1347 1656 1796 2694 3312 3592 4041 5388 7184 8082 10327 10776 16164 20654 21552 30981 32328 41308 61962 64656 82616 92943 123924 165232 185886 247848 371772 495696 743544 1487088