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1230550350 = 235243190783
BaseRepresentation
bin100100101011000…
…1011010101001110
310011202111102201220
41021112023111032
510010010102400
6322034544210
742331335231
oct11126132516
93152442656
101230550350
11581682767
122a4138066
13167c2cb03
14b9603418
15730727a0
hex4958b54e

1230550350 has 48 divisors (see below), whose sum is σ = 3122752512. Its totient is φ = 320513760.

The previous prime is 1230550339. The next prime is 1230550351. The reversal of 1230550350 is 530550321.

It is a self number, because there is not a number n which added to its sum of digits gives 1230550350.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230550351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 88942 + ... + 101841.

It is an arithmetic number, because the mean of its divisors is an integer number (65057344).

Almost surely, 21230550350 is an apocalyptic number.

1230550350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1230550350 is an abundant number, since it is smaller than the sum of its proper divisors (1892202162).

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

1230550350 is a wasteful number, since it uses less digits than its factorization.

1230550350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190841 (or 190836 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 1230550350 is about 35079.2011026477. The cubic root of 1230550350 is about 1071.6010474083.

The spelling of 1230550350 in words is "one billion, two hundred thirty million, five hundred fifty thousand, three hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 30 43 50 75 86 129 150 215 258 430 645 1075 1290 2150 3225 6450 190783 381566 572349 953915 1144698 1907830 2861745 4769575 5723490 8203669 9539150 14308725 16407338 24611007 28617450 41018345 49222014 82036690 123055035 205091725 246110070 410183450 615275175 1230550350