Search a number
-
+
30232002010 = 2572318777641
BaseRepresentation
bin11100001001111101…
…111011110111011010
32220000220211211022011
4130021331323313122
5443403343031020
621515520420134
72120114530360
oct341175736732
986026754264
1030232002010
11119041a4631
125a3877764a
132b0a4756b2
14166b19b630
15bbe1a535a
hex709f7bdda

30232002010 has 32 divisors (see below), whose sum is σ = 64895530752. Its totient is φ = 9914593920.

The previous prime is 30232001999. The next prime is 30232002011. The reversal of 30232002010 is 1020023203.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (30232002011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9387211 + ... + 9390430.

It is an arithmetic number, because the mean of its divisors is an integer number (2027985336).

Almost surely, 230232002010 is an apocalyptic number.

30232002010 is an abundant number, since it is smaller than the sum of its proper divisors (34663528742).

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

30232002010 is a wasteful number, since it uses less digits than its factorization.

30232002010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18777678.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 30232002010 its reverse (1020023203), we get a palindrome (31252025213).

The spelling of 30232002010 in words is "thirty billion, two hundred thirty-two million, two thousand, ten".

Divisors: 1 2 5 7 10 14 23 35 46 70 115 161 230 322 805 1610 18777641 37555282 93888205 131443487 187776410 262886974 431885743 657217435 863771486 1314434870 2159428715 3023200201 4318857430 6046400402 15116001005 30232002010