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1230010132 = 221364336787
BaseRepresentation
bin100100101010000…
…0111011100010100
310011201110222200211
41021110013130110
510004340311012
6322015215204
742323625241
oct11124073424
93151428624
101230010132
115813438aa
122a3b17504
13167aa0c60
14b95025c8
1572eb76a7
hex49507714

1230010132 has 24 divisors (see below), whose sum is σ = 2321764256. Its totient is φ = 566798688.

The previous prime is 1230010109. The next prime is 1230010139. The reversal of 1230010132 is 2310100321.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230010139) 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 7 ways as a sum of consecutive naturals, for example, 15043 + ... + 51829.

Almost surely, 21230010132 is an apocalyptic number.

It is an amenable number.

1230010132 is a deficient number, since it is larger than the sum of its proper divisors (1091754124).

1230010132 is a wasteful number, since it uses less digits than its factorization.

1230010132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37447 (or 37445 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1230010132 is about 35071.5002815677. The cubic root of 1230010132 is about 1071.4442116456. Note that the first 3 decimals are identical.

Adding to 1230010132 its reverse (2310100321), we get a palindrome (3540110453).

The spelling of 1230010132 in words is "one billion, two hundred thirty million, ten thousand, one hundred thirty-two".

Divisors: 1 2 4 13 26 52 643 1286 2572 8359 16718 33436 36787 73574 147148 478231 956462 1912924 23654041 47308082 94616164 307502533 615005066 1230010132