Search a number
-
+
30233344061 = 109727381527
BaseRepresentation
bin11100001010000011…
…000011100000111101
32220001000101000020202
4130022003003200331
5443404214002221
621520005253245
72120132120144
oct341203034075
986030330222
1030233344061
1111904a30968
125a39104225
132b0a8254cb
14166b42a75b
15bbe36cd0b
hex70a0c383d

30233344061 has 8 divisors (see below), whose sum is σ = 30552762240. Its totient is φ = 29914690608.

The previous prime is 30233344007. The next prime is 30233344067. The reversal of 30233344061 is 16044333203.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30233344061 - 234 = 13053474877 is a prime.

It is a super-2 number, since 2×302333440612 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30233344067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111521 + ... + 270006.

It is an arithmetic number, because the mean of its divisors is an integer number (3819095280).

Almost surely, 230233344061 is an apocalyptic number.

It is an amenable number.

30233344061 is a deficient number, since it is larger than the sum of its proper divisors (319418179).

30233344061 is a wasteful number, since it uses less digits than its factorization.

30233344061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382363.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 30233344061 its reverse (16044333203), we get a palindrome (46277677264).

The spelling of 30233344061 in words is "thirty billion, two hundred thirty-three million, three hundred forty-four thousand, sixty-one".

Divisors: 1 109 727 79243 381527 41586443 277370129 30233344061