Search a number
-
+
30254709132 = 22322887291101
BaseRepresentation
bin11100001011010100…
…100011100110001100
32220002111120110121200
4130023110203212030
5443430201143012
621522051225500
72120511533034
oct341324434614
986074513550
1030254709132
1111915aa384a
125a442a8290
132b1209606b
1416701cc8c4
15bc118d3dc
hex70b52398c

30254709132 has 36 divisors (see below), whose sum is σ = 76503934416. Its totient is φ = 10081375200.

The previous prime is 30254709131. The next prime is 30254709167. The reversal of 30254709132 is 23190745203.

30254709132 is a `hidden beast` number, since 30 + 25 + 470 + 9 + 132 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (30254709131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41619 + ... + 249482.

Almost surely, 230254709132 is an apocalyptic number.

It is an amenable number.

30254709132 is an abundant number, since it is smaller than the sum of its proper divisors (46249225284).

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

30254709132 is a wasteful number, since it uses less digits than its factorization.

30254709132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293998 (or 293993 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The spelling of 30254709132 in words is "thirty billion, two hundred fifty-four million, seven hundred nine thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 9 12 18 36 2887 5774 8661 11548 17322 25983 34644 51966 103932 291101 582202 873303 1164404 1746606 2619909 3493212 5239818 10479636 840408587 1680817174 2521225761 3361634348 5042451522 7563677283 10084903044 15127354566 30254709132