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143230024100 = 22521817913261
BaseRepresentation
bin1000010101100100101…
…1001011100110100100
3111200200221120002211102
42011121023023212210
54321313341232400
6145444324255232
713230242055122
oct2053113134644
9450627502742
10143230024100
115581a684049
1223913541518
1310677b13767
146d0a5d0912
153ad45a09d5
hex21592cb9a4

143230024100 has 36 divisors (see below), whose sum is σ = 312526369428. Its totient is φ = 56975472000.

The previous prime is 143230024097. The next prime is 143230024109. The reversal of 143230024100 is 1420032341.

143230024100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 2629023076 + 140601001024 = 51274^2 + 374968^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (143230024109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3938531 + ... + 3974730.

Almost surely, 2143230024100 is an apocalyptic number.

143230024100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

143230024100 is an abundant number, since it is smaller than the sum of its proper divisors (169296345328).

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

143230024100 is a wasteful number, since it uses less digits than its factorization.

143230024100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7913456 (or 7913449 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 143230024100 its reverse (1420032341), we get a palindrome (144650056441).

The spelling of 143230024100 in words is "one hundred forty-three billion, two hundred thirty million, twenty-four thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 181 362 724 905 1810 3620 4525 9050 18100 7913261 15826522 31653044 39566305 79132610 158265220 197831525 395663050 791326100 1432300241 2864600482 5729200964 7161501205 14323002410 28646004820 35807506025 71615012050 143230024100