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230120024 = 23171692059
BaseRepresentation
bin11011011011101…
…01101001011000
3121001000022022212
431231311221120
5432402320044
634500134252
75462662601
oct1555655130
9531008285
10230120024
11108995642
1265097388
13388a1ac4
14227c2da8
1515308a9e
hexdb75a58

230120024 has 16 divisors (see below), whose sum is σ = 456856200. Its totient is φ = 108291712.

The previous prime is 230119997. The next prime is 230120027. The reversal of 230120024 is 420021032.

It is a junction number, because it is equal to n+sod(n) for n = 230119990 and 230120008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230120027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 845894 + ... + 846165.

Almost surely, 2230120024 is an apocalyptic number.

It is an amenable number.

230120024 is a deficient number, since it is larger than the sum of its proper divisors (226736176).

230120024 is a wasteful number, since it uses less digits than its factorization.

230120024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692082 (or 1692078 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 230120024 is about 15169.7074460914. The cubic root of 230120024 is about 612.7991255296.

Adding to 230120024 its reverse (420021032), we get a palindrome (650141056).

The spelling of 230120024 in words is "two hundred thirty million, one hundred twenty thousand, twenty-four".

Divisors: 1 2 4 8 17 34 68 136 1692059 3384118 6768236 13536472 28765003 57530006 115060012 230120024