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1230536241 = 3211210632
BaseRepresentation
bin100100101011000…
…0111111000110001
310011202110201101100
41021112013320301
510010004124431
6322034355013
742331246134
oct11126077061
93152421340
101230536241
11581673100
122a412ba69
13167c2656c
14b95dc21b
157306d4e6
hex49587e31

1230536241 has 27 divisors (see below), whose sum is σ = 1955556057. Its totient is φ = 745077960.

The previous prime is 1230536231. The next prime is 1230536267. The reversal of 1230536241 is 1426350321.

The square root of 1230536241 is 35079.

It is a perfect power (a square), and thus also a powerful number.

1230536241 is a `hidden beast` number, since 1 + 2 + 30 + 5 + 3 + 624 + 1 = 666.

It is not a de Polignac number, because 1230536241 - 225 = 1196981809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1230536221) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1157076 + ... + 1158138.

Almost surely, 21230536241 is an apocalyptic number.

1230536241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1230536241 is the 35079-th square number.

1230536241 is the 17540-th centered octagonal number.

It is an amenable number.

1230536241 is a deficient number, since it is larger than the sum of its proper divisors (725019816).

1230536241 is an equidigital number, since it uses as much as digits as its factorization.

1230536241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2154 (or 1077 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The cubic root of 1230536241 is about 1071.5969518758.

Adding to 1230536241 its reverse (1426350321), we get a palindrome (2656886562).

The spelling of 1230536241 in words is "one billion, two hundred thirty million, five hundred thirty-six thousand, two hundred forty-one".

Divisors: 1 3 9 11 33 99 121 363 1063 1089 3189 9567 11693 35079 105237 128623 385869 1129969 1157607 3389907 10169721 12429659 37288977 111866931 136726249 410178747 1230536241