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230455050 = 235271391579
BaseRepresentation
bin11011011110001…
…11011100001010
3121001122022220020
431233013130022
5432444030200
634511241310
75465556420
oct1557073412
9531568806
10230455050
111090a4321
1265219236
133898b447
142286d110
1515372ea0
hexdbc770a

230455050 has 96 divisors (see below), whose sum is σ = 658291200. Its totient is φ = 52263360.

The previous prime is 230455037. The next prime is 230455051. The reversal of 230455050 is 50554032.

It is a self number, because there is not a number n which added to its sum of digits gives 230455050.

It is not an unprimeable number, because it can be changed into a prime (230455051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 145161 + ... + 146739.

It is an arithmetic number, because the mean of its divisors is an integer number (6857200).

Almost surely, 2230455050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230455050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (329145600).

230455050 is an abundant number, since it is smaller than the sum of its proper divisors (427836150).

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

230455050 is a wasteful number, since it uses less digits than its factorization.

230455050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1740 (or 1735 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 230455050 is about 15180.7460290988. The cubic root of 230455050 is about 613.0963676450.

The spelling of 230455050 in words is "two hundred thirty million, four hundred fifty-five thousand, fifty".

Divisors: 1 2 3 5 6 7 10 14 15 21 25 30 35 42 50 70 75 105 139 150 175 210 278 350 417 525 695 834 973 1050 1390 1579 1946 2085 2919 3158 3475 4170 4737 4865 5838 6950 7895 9474 9730 10425 11053 14595 15790 20850 22106 23685 24325 29190 33159 39475 47370 48650 55265 66318 72975 78950 110530 118425 145950 165795 219481 236850 276325 331590 438962 552650 658443 828975 1097405 1316886 1536367 1657950 2194810 3072734 3292215 4609101 5487025 6584430 7681835 9218202 10974050 15363670 16461075 23045505 32922150 38409175 46091010 76818350 115227525 230455050