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230597790 = 2357686593
BaseRepresentation
bin11011011111010…
…10010010011110
3121001220120200220
431233222102132
5433013112130
634514302210
75500022523
oct1557522236
9531816626
10230597790
11109191595
1265287966
1338a0b3c7
14228a914a
15153a0410
hexdbea49e

230597790 has 16 divisors (see below), whose sum is σ = 553434768. Its totient is φ = 61492736.

The previous prime is 230597767. The next prime is 230597797. The reversal of 230597790 is 97795032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230597797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3843267 + ... + 3843326.

It is an arithmetic number, because the mean of its divisors is an integer number (34589673).

Almost surely, 2230597790 is an apocalyptic number.

230597790 is an abundant number, since it is smaller than the sum of its proper divisors (322836978).

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

230597790 is a wasteful number, since it uses less digits than its factorization.

230597790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7686603.

The product of its (nonzero) digits is 119070, while the sum is 42.

The square root of 230597790 is about 15185.4466513172. The cubic root of 230597790 is about 613.2229220622. Note that the first 3 decimals are identical.

The spelling of 230597790 in words is "two hundred thirty million, five hundred ninety-seven thousand, seven hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 7686593 15373186 23059779 38432965 46119558 76865930 115298895 230597790