Search a number
-
+
30292082632 = 237237107131149
BaseRepresentation
bin11100001101100011…
…000111111111001000
32220012002220020102101
4130031203013333020
5444014233121012
621525504243144
72121444311500
oct341543077710
986162806371
1030292082632
1111935100039
125a549104b4
132b19a50266
14167515aa00
15bc45c1d57
hex70d8c7fc8

30292082632 has 192 divisors, whose sum is σ = 69476616000. Its totient is φ = 12334533120.

The previous prime is 30292082593. The next prime is 30292082647. The reversal of 30292082632 is 23628029203.

It is a super-2 number, since 2×302920826322 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 30292082591 and 30292082600.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 203302494 + ... + 203302642.

It is an arithmetic number, because the mean of its divisors is an integer number (361857375).

Almost surely, 230292082632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30292082632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34738308000).

30292082632 is an abundant number, since it is smaller than the sum of its proper divisors (39184533368).

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

30292082632 is a wasteful number, since it uses less digits than its factorization.

30292082632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444 (or 433 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 30292082632 in words is "thirty billion, two hundred ninety-two million, eighty-two thousand, six hundred thirty-two".