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1230601230 = 232513673347
BaseRepresentation
bin100100101011001…
…0111110000001110
310011202121000112100
41021112113300032
510010013214410
6322040015530
742331636455
oct11126276016
93152530470
101230601230
11581707a11
122a41615a6
13167c4a011
14b9617b9c
15730828c0
hex49597c0e

1230601230 has 24 divisors (see below), whose sum is σ = 3199563432. Its totient is φ = 328160304.

The previous prime is 1230601217. The next prime is 1230601247. The reversal of 1230601230 is 321060321.

1230601230 is a `hidden beast` number, since 1 + 2 + 30 + 601 + 2 + 30 = 666.

It is a super-4 number, since 4×12306012304 (a number of 37 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6836584 + ... + 6836763.

It is an arithmetic number, because the mean of its divisors is an integer number (133315143).

Almost surely, 21230601230 is an apocalyptic number.

1230601230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1230601230 is an abundant number, since it is smaller than the sum of its proper divisors (1968962202).

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

1230601230 is a wasteful number, since it uses less digits than its factorization.

1230601230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13673360 (or 13673357 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1230601230 is about 35079.9263112111. The cubic root of 1230601230 is about 1071.6158164938.

Adding to 1230601230 its reverse (321060321), we get a palindrome (1551661551).

The spelling of 1230601230 in words is "one billion, two hundred thirty million, six hundred one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 13673347 27346694 41020041 68366735 82040082 123060123 136733470 205100205 246120246 410200410 615300615 1230601230