Search a number
-
+
7013232 = 2432113431
BaseRepresentation
bin11010110000001101110000
3111012022100100
4122300031300
53243410412
6410152400
7113416512
oct32601560
914168310
107013232
113a60166
122422700
1315b7255
14d07bb2
15937edc
hex6b0370

7013232 has 60 divisors (see below), whose sum is σ = 19846944. Its totient is φ = 2311680.

The previous prime is 7013219. The next prime is 7013243. The reversal of 7013232 is 2323107.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16057 + ... + 16487.

Almost surely, 27013232 is an apocalyptic number.

7013232 is a gapful number since it is divisible by the number (72) 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 7013232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9923472).

7013232 is an abundant number, since it is smaller than the sum of its proper divisors (12833712).

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

7013232 is a wasteful number, since it uses less digits than its factorization.

7013232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558 (or 549 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 7013232 is about 2648.2507434154. The cubic root of 7013232 is about 191.4135752926.

Adding to 7013232 its reverse (2323107), we get a palindrome (9336339).

The spelling of 7013232 in words is "seven million, thirteen thousand, two hundred thirty-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 113 144 226 339 431 452 678 862 904 1017 1293 1356 1724 1808 2034 2586 2712 3448 3879 4068 5172 5424 6896 7758 8136 10344 15516 16272 20688 31032 48703 62064 97406 146109 194812 292218 389624 438327 584436 779248 876654 1168872 1753308 2337744 3506616 7013232