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10023124431 = 343265929221
BaseRepresentation
bin10010101010110110…
…01011110111001111
3221212112021110212210
421111123023313033
5131011404440211
64334330201503
7503245103055
oct112533136717
927775243783
1010023124431
114283879811
121b38883293
13c39725a78
146b12621d5
153d9e299a6
hex2556cbdcf

10023124431 has 16 divisors (see below), whose sum is σ = 13680571520. Its totient is φ = 6524007840.

The previous prime is 10023124417. The next prime is 10023124453. The reversal of 10023124431 is 13442132001.

It is not a de Polignac number, because 10023124431 - 226 = 9956015567 is a prime.

It is a super-2 number, since 2×100231244312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10023124398 and 10023124407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10023124411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328401 + ... + 357621.

It is an arithmetic number, because the mean of its divisors is an integer number (855035720).

Almost surely, 210023124431 is an apocalyptic number.

10023124431 is a deficient number, since it is larger than the sum of its proper divisors (3657447089).

10023124431 is a wasteful number, since it uses less digits than its factorization.

10023124431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31926.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 10023124431 its reverse (13442132001), we get a palindrome (23465256432).

The spelling of 10023124431 in words is "ten billion, twenty-three million, one hundred twenty-four thousand, four hundred thirty-one".

Divisors: 1 3 43 129 2659 7977 29221 87663 114337 343011 1256503 3769509 77698639 233095917 3341041477 10023124431