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33130151 = 297914461
BaseRepresentation
bin111111001100…
…0011010100111
32022100012000122
41332120122213
531440131101
63142032155
7551413235
oct176303247
968305018
1033130151
111777919a
12b11865b
136b2c952
144585955
152d9651b
hex1f986a7

33130151 has 8 divisors (see below), whose sum is σ = 34708800. Its totient is φ = 31580640.

The previous prime is 33130099. The next prime is 33130157. The reversal of 33130151 is 15103133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33130151 - 26 = 33130087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33130157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4940 + ... + 9521.

It is an arithmetic number, because the mean of its divisors is an integer number (4338600).

Almost surely, 233130151 is an apocalyptic number.

33130151 is a deficient number, since it is larger than the sum of its proper divisors (1578649).

33130151 is a wasteful number, since it uses less digits than its factorization.

33130151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14569.

The product of its (nonzero) digits is 135, while the sum is 17.

The square root of 33130151 is about 5755.8796895001. The cubic root of 33130151 is about 321.1745604525.

Adding to 33130151 its reverse (15103133), we get a palindrome (48233284).

The spelling of 33130151 in words is "thirty-three million, one hundred thirty thousand, one hundred fifty-one".

Divisors: 1 29 79 2291 14461 419369 1142419 33130151