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16243296 = 2531737269
BaseRepresentation
bin111101111101…
…101001100000
31010120020121120
4331331221200
513124241141
61340052240
7255031356
oct75755140
933506546
1016243296
119194913
125534080
133499524
14222b7d6
15165cc66
hexf7da60

16243296 has 96 divisors (see below), whose sum is σ = 46539360. Its totient is φ = 4939776.

The previous prime is 16243291. The next prime is 16243319. The reversal of 16243296 is 69234261.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16243291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60250 + ... + 60518.

It is an arithmetic number, because the mean of its divisors is an integer number (484785).

Almost surely, 216243296 is an apocalyptic number.

16243296 is a gapful number since it is divisible by the number (16) 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 16243296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23269680).

16243296 is an abundant number, since it is smaller than the sum of its proper divisors (30296064).

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

16243296 is a wasteful number, since it uses less digits than its factorization.

16243296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336 (or 328 counting only the distinct ones).

The product of its digits is 15552, while the sum is 33.

The square root of 16243296 is about 4030.2972595083. The cubic root of 16243296 is about 253.2550142632.

The spelling of 16243296 in words is "sixteen million, two hundred forty-three thousand, two hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 16 17 24 32 34 37 48 51 68 74 96 102 111 136 148 204 222 269 272 296 408 444 538 544 592 629 807 816 888 1076 1184 1258 1614 1632 1776 1887 2152 2516 3228 3552 3774 4304 4573 5032 6456 7548 8608 9146 9953 10064 12912 13719 15096 18292 19906 20128 25824 27438 29859 30192 36584 39812 54876 59718 60384 73168 79624 109752 119436 146336 159248 169201 219504 238872 318496 338402 439008 477744 507603 676804 955488 1015206 1353608 2030412 2707216 4060824 5414432 8121648 16243296