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54043272 = 23321767659
BaseRepresentation
bin1100111000101…
…0001010001000
310202200200102200
43032022022020
5102313341042
65210200200
71224234363
oct316121210
9122620380
1054043272
1128562568
1216123060
13b27288a
14726b0da
154b27c4c
hex338a288

54043272 has 96 divisors (see below), whose sum is σ = 157528800. Its totient is φ = 16676352.

The previous prime is 54043271. The next prime is 54043309. The reversal of 54043272 is 27234045.

It is not an unprimeable number, because it can be changed into a prime (54043271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81679 + ... + 82337.

It is an arithmetic number, because the mean of its divisors is an integer number (1640925).

Almost surely, 254043272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54043272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78764400).

54043272 is an abundant number, since it is smaller than the sum of its proper divisors (103485528).

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

54043272 is a wasteful number, since it uses less digits than its factorization.

54043272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755 (or 748 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 54043272 is about 7351.4129254178. The cubic root of 54043272 is about 378.0772496859.

The spelling of 54043272 in words is "fifty-four million, forty-three thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 9 12 17 18 24 34 36 51 67 68 72 102 134 136 153 201 204 268 306 402 408 536 603 612 659 804 1139 1206 1224 1318 1608 1977 2278 2412 2636 3417 3954 4556 4824 5272 5931 6834 7908 9112 10251 11203 11862 13668 15816 20502 22406 23724 27336 33609 41004 44153 44812 47448 67218 82008 88306 89624 100827 132459 134436 176612 201654 264918 268872 353224 397377 403308 529836 750601 794754 806616 1059672 1501202 1589508 2251803 3002404 3179016 4503606 6004808 6755409 9007212 13510818 18014424 27021636 54043272