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1232011130 = 257101174259
BaseRepresentation
bin100100101101110…
…1111111101111010
310011212020122112212
41021123233331322
510010343324010
6322130135122
742346631120
oct11133577572
93155218485
101232011130
11582490219
122a47214a2
1316832198c
14b98a3910
1573260505
hex496eff7a

1232011130 has 32 divisors (see below), whose sum is σ = 2559530880. Its totient is φ = 418219200.

The previous prime is 1232011127. The next prime is 1232011153. The reversal of 1232011130 is 311102321.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 80060 + ... + 94199.

It is an arithmetic number, because the mean of its divisors is an integer number (79985340).

Almost surely, 21232011130 is an apocalyptic number.

1232011130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1232011130 is an abundant number, since it is smaller than the sum of its proper divisors (1327519750).

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

1232011130 is a wasteful number, since it uses less digits than its factorization.

1232011130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174374.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1232011130 is about 35100.0160968624. The cubic root of 1232011130 is about 1072.0249104305.

Adding to 1232011130 its reverse (311102321), we get a palindrome (1543113451).

The spelling of 1232011130 in words is "one billion, two hundred thirty-two million, eleven thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 101 202 505 707 1010 1414 3535 7070 174259 348518 871295 1219813 1742590 2439626 6099065 12198130 17600159 35200318 88000795 123201113 176001590 246402226 616005565 1232011130