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1230232300 = 2252111118393
BaseRepresentation
bin100100101010011…
…1101101011101100
310011201220021110021
41021110331223230
510004414413200
6322024051524
742325542043
oct11124755354
93151807407
101230232300
11581485810
122a4003ba4
13167b4b10b
14b955d55a
157300d41a
hex4953daec

1230232300 has 36 divisors (see below), whose sum is σ = 2912297976. Its totient is φ = 447356800.

The previous prime is 1230232291. The next prime is 1230232301. The reversal of 1230232300 is 32320321.

It is not an unprimeable number, because it can be changed into a prime (1230232301) 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 11 ways as a sum of consecutive naturals, for example, 558097 + ... + 560296.

It is an arithmetic number, because the mean of its divisors is an integer number (80897166).

Almost surely, 21230232300 is an apocalyptic number.

1230232300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1230232300 is an abundant number, since it is smaller than the sum of its proper divisors (1682065676).

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

1230232300 is a wasteful number, since it uses less digits than its factorization.

1230232300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118418 (or 1118411 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 1230232300 is about 35074.6674966421. The cubic root of 1230232300 is about 1071.5087168831.

Adding to 1230232300 its reverse (32320321), we get a palindrome (1262552621).

The spelling of 1230232300 in words is "one billion, two hundred thirty million, two hundred thirty-two thousand, three hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 220 275 550 1100 1118393 2236786 4473572 5591965 11183930 12302323 22367860 24604646 27959825 49209292 55919650 61511615 111839300 123023230 246046460 307558075 615116150 1230232300