Search a number
-
+
30122001132 = 22353193124527
BaseRepresentation
bin11100000011011010…
…010100001011101100
32212202020212012110120
4130003122110023230
5443142213014012
621500551004540
72114310533166
oct340332241354
985666765416
1030122001132
11118580a2313
125a07969750
132ac073cb12
14165a725936
15bb46c758c
hex7036942ec

30122001132 has 48 divisors (see below), whose sum is σ = 71650801152. Its totient is φ = 9845717440.

The previous prime is 30122001109. The next prime is 30122001181. The reversal of 30122001132 is 23110022103.

It is a super-3 number, since 3×301220011323 (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1215853 + ... + 1240379.

It is an arithmetic number, because the mean of its divisors is an integer number (1492725024).

Almost surely, 230122001132 is an apocalyptic number.

It is an amenable number.

30122001132 is an abundant number, since it is smaller than the sum of its proper divisors (41528800020).

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

30122001132 is a wasteful number, since it uses less digits than its factorization.

30122001132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26518 (or 26516 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 30122001132 its reverse (23110022103), we get a palindrome (53232023235).

The spelling of 30122001132 in words is "thirty billion, one hundred twenty-two million, one thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 53 106 159 212 318 636 1931 3862 5793 7724 11586 23172 24527 49054 73581 98108 102343 147162 204686 294324 307029 409372 614058 1228116 1299931 2599862 3899793 5199724 7799586 15599172 47361637 94723274 142084911 189446548 284169822 568339644 2510166761 5020333522 7530500283 10040667044 15061000566 30122001132