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232030220 = 22511601511
BaseRepresentation
bin11011101010010…
…00000000001100
3121011121100121212
431311020000030
5433344431340
635005113552
75515136642
oct1565100014
9534540555
10232030220
11109a7a814
12658588b8
13390c03b6
1422b5d192
1515584a65
hexdd4800c

232030220 has 12 divisors (see below), whose sum is σ = 487263504. Its totient is φ = 92812080.

The previous prime is 232030217. The next prime is 232030231. The reversal of 232030220 is 22030232.

It is a junction number, because it is equal to n+sod(n) for n = 232030195 and 232030204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5800736 + ... + 5800775.

It is an arithmetic number, because the mean of its divisors is an integer number (40605292).

Almost surely, 2232030220 is an apocalyptic number.

232030220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232030220 is an abundant number, since it is smaller than the sum of its proper divisors (255233284).

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

232030220 is a wasteful number, since it uses less digits than its factorization.

232030220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11601520 (or 11601518 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 232030220 is about 15232.5381995254. The cubic root of 232030220 is about 614.4900436956.

Adding to 232030220 its reverse (22030232), we get a palindrome (254060452).

The spelling of 232030220 in words is "two hundred thirty-two million, thirty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 11601511 23203022 46406044 58007555 116015110 232030220