Search a number
-
+
33628151 is a prime number
BaseRepresentation
bin1000000001000…
…1111111110111
32100021111011002
42000101333313
532102100101
63200433515
7555556154
oct200217767
970244132
1033628151
1117a89367
12b31889b
136c7551b
14467522b
152e43d6b
hex2011ff7

33628151 has 2 divisors, whose sum is σ = 33628152. Its totient is φ = 33628150.

The previous prime is 33628123. The next prime is 33628169. The reversal of 33628151 is 15182633.

It is a strong prime.

It is an emirp because it is prime and its reverse (15182633) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-33628151 is a prime.

It is a super-2 number, since 2×336281512 = 2261705079357602, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33628121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16814075 + 16814076.

It is an arithmetic number, because the mean of its divisors is an integer number (16814076).

Almost surely, 233628151 is an apocalyptic number.

33628151 is a deficient number, since it is larger than the sum of its proper divisors (1).

33628151 is an equidigital number, since it uses as much as digits as its factorization.

33628151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 29.

The square root of 33628151 is about 5798.9784445193. The cubic root of 33628151 is about 322.7758223619.

The spelling of 33628151 in words is "thirty-three million, six hundred twenty-eight thousand, one hundred fifty-one".