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1242232332 = 2231143218857
BaseRepresentation
bin100101000001010…
…1111011000001100
310012120110221101220
41022002233120030
510021002413312
6323133203340
742532541415
oct11202573014
93176427356
101242232332
115882315a0
122a8030550
1316a490123
14bada480c
15740cdc8c
hex4a0af60c

1242232332 has 48 divisors (see below), whose sum is σ = 3235596672. Its totient is φ = 367678080.

The previous prime is 1242232319. The next prime is 1242232333. The reversal of 1242232332 is 2332322421.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1242232333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103753 + ... + 115104.

It is an arithmetic number, because the mean of its divisors is an integer number (67408264).

Almost surely, 21242232332 is an apocalyptic number.

1242232332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1242232332 is an abundant number, since it is smaller than the sum of its proper divisors (1993364340).

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

1242232332 is a wasteful number, since it uses less digits than its factorization.

1242232332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218918 (or 218916 counting only the distinct ones).

The product of its digits is 3456, while the sum is 24.

The square root of 1242232332 is about 35245.3164548142. The cubic root of 1242232332 is about 1074.9813826233.

Adding to 1242232332 its reverse (2332322421), we get a palindrome (3574554753).

The spelling of 1242232332 in words is "one billion, two hundred forty-two million, two hundred thirty-two thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 11 12 22 33 43 44 66 86 129 132 172 258 473 516 946 1419 1892 2838 5676 218857 437714 656571 875428 1313142 2407427 2626284 4814854 7222281 9410851 9629708 14444562 18821702 28232553 28889124 37643404 56465106 103519361 112930212 207038722 310558083 414077444 621116166 1242232332