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230546620 = 22511527331
BaseRepresentation
bin11011011110111…
…01110010111100
3121001210222111201
431233131302330
5433004442440
634513225244
75466420403
oct1557356274
9531728451
10230546620
111091570a7
1265262224
13389c1025
142289463a
151539019a
hexdbddcbc

230546620 has 12 divisors (see below), whose sum is σ = 484147944. Its totient is φ = 92218640.

The previous prime is 230546581. The next prime is 230546623. The reversal of 230546620 is 26645032.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230546623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5763646 + ... + 5763685.

It is an arithmetic number, because the mean of its divisors is an integer number (40345662).

Almost surely, 2230546620 is an apocalyptic number.

230546620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230546620 is an abundant number, since it is smaller than the sum of its proper divisors (253601324).

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

230546620 is a wasteful number, since it uses less digits than its factorization.

230546620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11527340 (or 11527338 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 230546620 is about 15183.7617209965. The cubic root of 230546620 is about 613.1775603407.

The spelling of 230546620 in words is "two hundred thirty million, five hundred forty-six thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 11527331 23054662 46109324 57636655 115273310 230546620