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15068284 = 22721129241
BaseRepresentation
bin111001011110…
…110001111100
31001100112210121
4321132301330
512324141114
61254544324
7242035600
oct71366174
931315717
1015068284
118562030
1250680a4
13317775a
142003500
1514c9a24
hexe5ec7c

15068284 has 72 divisors (see below), whose sum is σ = 34760880. Its totient is φ = 5644800.

The previous prime is 15068257. The next prime is 15068297. The reversal of 15068284 is 48286051.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62404 + ... + 62644.

It is an arithmetic number, because the mean of its divisors is an integer number (482790).

Almost surely, 215068284 is an apocalyptic number.

15068284 is a gapful number since it is divisible by the number (14) 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 15068284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17380440).

15068284 is an abundant number, since it is smaller than the sum of its proper divisors (19692596).

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

15068284 is a wasteful number, since it uses less digits than its factorization.

15068284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299 (or 290 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 15068284 is about 3881.7887629288. The cubic root of 15068284 is about 246.9948695028.

The spelling of 15068284 in words is "fifteen million, sixty-eight thousand, two hundred eighty-four".

Divisors: 1 2 4 7 11 14 22 28 29 44 49 58 77 98 116 154 196 203 241 308 319 406 482 539 638 812 964 1078 1276 1421 1687 2156 2233 2651 2842 3374 4466 5302 5684 6748 6989 8932 10604 11809 13978 15631 18557 23618 27956 31262 37114 47236 48923 62524 74228 76879 97846 129899 153758 195692 259798 307516 342461 519596 538153 684922 1076306 1369844 2152612 3767071 7534142 15068284