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13190352 = 2437371061
BaseRepresentation
bin110010010100…
…010011010000
3220211010202120
4302110103100
511334042402
61150414240
7220054560
oct62242320
926733676
1013190352
11749a11a
124501380
13296aa56
141a74da0
1512583bc
hexc944d0

13190352 has 80 divisors (see below), whose sum is σ = 40033152. Its totient is φ = 3663360.

The previous prime is 13190341. The next prime is 13190371. The reversal of 13190352 is 25309131.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 11902 + ... + 12962.

Almost surely, 213190352 is an apocalyptic number.

13190352 is a gapful number since it is divisible by the number (12) 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 13190352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20016576).

13190352 is an abundant number, since it is smaller than the sum of its proper divisors (26842800).

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

13190352 is a wasteful number, since it uses less digits than its factorization.

13190352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116 (or 1110 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 24.

The square root of 13190352 is about 3631.8524199092. The cubic root of 13190352 is about 236.2755567101.

Adding to 13190352 its reverse (25309131), we get a palindrome (38499483).

The spelling of 13190352 in words is "thirteen million, one hundred ninety thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 37 42 48 56 74 84 111 112 148 168 222 259 296 336 444 518 592 777 888 1036 1061 1554 1776 2072 2122 3108 3183 4144 4244 6216 6366 7427 8488 12432 12732 14854 16976 22281 25464 29708 39257 44562 50928 59416 78514 89124 117771 118832 157028 178248 235542 274799 314056 356496 471084 549598 628112 824397 942168 1099196 1648794 1884336 2198392 3297588 4396784 6595176 13190352