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240245130 = 23528032857
BaseRepresentation
bin11100101000111…
…01100110001010
3121202001201100210
432110131212022
5443000321010
635501141550
75645023056
oct1624354612
9552051323
10240245130
111136807a4
126855a8b6
133aa085a8
1423c9ac66
1516158b20
hexe51d98a

240245130 has 32 divisors (see below), whose sum is σ = 576995904. Its totient is φ = 64020096.

The previous prime is 240245113. The next prime is 240245141. The reversal of 240245130 is 31542042.

240245130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 240245097 and 240245106.

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, 82662 + ... + 85518.

It is an arithmetic number, because the mean of its divisors is an integer number (18031122).

Almost surely, 2240245130 is an apocalyptic number.

240245130 is an abundant number, since it is smaller than the sum of its proper divisors (336750774).

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

240245130 is a wasteful number, since it uses less digits than its factorization.

240245130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5670.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 240245130 is about 15499.8429024297. The cubic root of 240245130 is about 621.6580058386.

Adding to 240245130 its reverse (31542042), we get a palindrome (271787172).

The spelling of 240245130 in words is "two hundred forty million, two hundred forty-five thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 2803 2857 5606 5714 8409 8571 14015 14285 16818 17142 28030 28570 42045 42855 84090 85710 8008171 16016342 24024513 40040855 48049026 80081710 120122565 240245130