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33097248 = 25341132
BaseRepresentation
bin111111001000…
…0011000100000
32022021111220000
41332100120200
531433102443
63141220000
7551215302
oct176203040
968244800
1033097248
11177564a8
12b101600
136b1a992
144577972
152d8b8d3
hex1f90620

33097248 has 90 divisors (see below), whose sum is σ = 98207109. Its totient is φ = 10934784.

The previous prime is 33097247. The next prime is 33097261. The reversal of 33097248 is 84279033.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 20903184 + 12194064 = 4572^2 + 3492^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=4068.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (33097241) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 292840 + ... + 292952.

Almost surely, 233097248 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 33097248

33097248 is an abundant number, since it is smaller than the sum of its proper divisors (65109861).

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

33097248 is an equidigital number, since it uses as much as digits as its factorization.

33097248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 33097248 is about 5753.0207717338. The cubic root of 33097248 is about 321.0682010734.

The spelling of 33097248 in words is "thirty-three million, ninety-seven thousand, two hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 81 96 108 113 144 162 216 226 288 324 339 432 452 648 678 864 904 1017 1296 1356 1808 2034 2592 2712 3051 3616 4068 5424 6102 8136 9153 10848 12204 12769 16272 18306 24408 25538 32544 36612 38307 48816 51076 73224 76614 97632 102152 114921 146448 153228 204304 229842 292896 306456 344763 408608 459684 612912 689526 919368 1034289 1225824 1379052 1838736 2068578 2758104 3677472 4137156 5516208 8274312 11032416 16548624 33097248