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10129023 = 33375149
BaseRepresentation
bin100110101000…
…111001111111
3201001121102000
4212220321333
510043112043
61001033343
7152044452
oct46507177
921047360
1010129023
1157990a3
123485853
132138508
1414b9499
15d512d3
hex9a8e7f

10129023 has 8 divisors (see below), whose sum is σ = 15006000. Its totient is φ = 6752664.

The previous prime is 10129019. The next prime is 10129057. The reversal of 10129023 is 32092101.

It is a happy number.

It is not a de Polignac number, because 10129023 - 22 = 10129019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10128987 and 10129005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10129003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187548 + ... + 187601.

It is an arithmetic number, because the mean of its divisors is an integer number (1875750).

Almost surely, 210129023 is an apocalyptic number.

10129023 is a deficient number, since it is larger than the sum of its proper divisors (4876977).

10129023 is an equidigital number, since it uses as much as digits as its factorization.

10129023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375158 (or 375152 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 10129023 is about 3182.6126060204. The cubic root of 10129023 is about 216.3660844435.

The spelling of 10129023 in words is "ten million, one hundred twenty-nine thousand, twenty-three".

Divisors: 1 3 9 27 375149 1125447 3376341 10129023