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33242153 = 7192310867
BaseRepresentation
bin111111011001…
…1110000101001
32022112212122212
41332303300221
532002222103
63144254505
7552360620
oct176636051
968485585
1033242153
111784535a
12b171435
136b6b919
1445b46b7
152db97d8
hex1fb3c29

33242153 has 16 divisors (see below), whose sum is σ = 41733120. Its totient is φ = 25817616.

The previous prime is 33242147. The next prime is 33242159. The reversal of 33242153 is 35124233.

It is an interprime number because it is at equal distance from previous prime (33242147) and next prime (33242159).

It is a cyclic number.

It is not a de Polignac number, because 33242153 - 218 = 32980009 is a prime.

It is a super-2 number, since 2×332421532 = 2210081472150818, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (33242159) 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, 2375 + ... + 8492.

It is an arithmetic number, because the mean of its divisors is an integer number (2608320).

Almost surely, 233242153 is an apocalyptic number.

It is an amenable number.

33242153 is a deficient number, since it is larger than the sum of its proper divisors (8490967).

33242153 is a wasteful number, since it uses less digits than its factorization.

33242153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10916.

The product of its digits is 2160, while the sum is 23.

The square root of 33242153 is about 5765.6008359927. The cubic root of 33242153 is about 321.5360814169.

Adding to 33242153 its reverse (35124233), we get a palindrome (68366386).

The spelling of 33242153 in words is "thirty-three million, two hundred forty-two thousand, one hundred fifty-three".

Divisors: 1 7 19 23 133 161 437 3059 10867 76069 206473 249941 1445311 1749587 4748879 33242153