Search a number
-
+
30002101133 = 266331126501
BaseRepresentation
bin11011111100010000…
…111011101110001101
32212102220020122120212
4123330100323232031
5442421014214013
621441025052205
72111323436414
oct337420735615
985386218525
1030002101133
11117a6449704
125993787065
132aa194c584
14164883447b
15ba8de16a8
hex6fc43bb8d

30002101133 has 4 divisors (see below), whose sum is σ = 30003254268. Its totient is φ = 30000948000.

The previous prime is 30002101127. The next prime is 30002101139. The reversal of 30002101133 is 33110120003.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33110120003 = 313105783131.

It is an interprime number because it is at equal distance from previous prime (30002101127) and next prime (30002101139).

It can be written as a sum of positive squares in 2 ways, for example, as 13551986569 + 16450114564 = 116413^2 + 128258^2 .

It is a cyclic number.

It is not a de Polignac number, because 30002101133 - 230 = 28928359309 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 (30002101139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 536618 + ... + 589883.

It is an arithmetic number, because the mean of its divisors is an integer number (7500813567).

Almost surely, 230002101133 is an apocalyptic number.

It is an amenable number.

30002101133 is a deficient number, since it is larger than the sum of its proper divisors (1153135).

30002101133 is a wasteful number, since it uses less digits than its factorization.

30002101133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153134.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 30002101133 its reverse (33110120003), we get a palindrome (63112221136).

The spelling of 30002101133 in words is "thirty billion, two million, one hundred one thousand, one hundred thirty-three".

Divisors: 1 26633 1126501 30002101133