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1230232332 = 223747311609
BaseRepresentation
bin100100101010011…
…1101101100001100
310011201220021111110
41021110331230030
510004414413312
6322024052020
742325542120
oct11124755414
93151807443
101230232332
1158148583a
122a4004010
13167b4b134
14b955d580
157300d43c
hex4953db0c

1230232332 has 48 divisors (see below), whose sum is σ = 3350430720. Its totient is φ = 344015232.

The previous prime is 1230232321. The next prime is 1230232361. The reversal of 1230232332 is 2332320321.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 1230232299 and 1230232308.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151857 + ... + 159752.

It is an arithmetic number, because the mean of its divisors is an integer number (69800640).

Almost surely, 21230232332 is an apocalyptic number.

1230232332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1230232332 is an abundant number, since it is smaller than the sum of its proper divisors (2120198388).

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

1230232332 is a wasteful number, since it uses less digits than its factorization.

1230232332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311670 (or 311668 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 1230232332 is about 35074.6679528118. The cubic root of 1230232332 is about 1071.5087261735.

Adding to 1230232332 its reverse (2332320321), we get a palindrome (3562552653).

The spelling of 1230232332 in words is "one billion, two hundred thirty million, two hundred thirty-two thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 47 84 94 141 188 282 329 564 658 987 1316 1974 3948 311609 623218 934827 1246436 1869654 2181263 3739308 4362526 6543789 8725052 13087578 14645623 26175156 29291246 43936869 58582492 87873738 102519361 175747476 205038722 307558083 410077444 615116166 1230232332