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10243623 = 313262657
BaseRepresentation
bin100111000100…
…111000100111
3201021102121110
4213010320213
510110243443
61003320103
7153032535
oct47047047
921242543
1010243623
115867205
123520033
132178720
141509155
15d75233
hex9c4e27

10243623 has 8 divisors (see below), whose sum is σ = 14708848. Its totient is φ = 6303744.

The previous prime is 10243621. The next prime is 10243631. The reversal of 10243623 is 32634201.

It is a happy number.

10243623 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10243623 - 21 = 10243621 is a prime.

It is a super-2 number, since 2×102436232 = 209863624332258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10243623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10243621) 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, 131290 + ... + 131367.

It is an arithmetic number, because the mean of its divisors is an integer number (1838606).

Almost surely, 210243623 is an apocalyptic number.

10243623 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10243623 is a deficient number, since it is larger than the sum of its proper divisors (4465225).

10243623 is a wasteful number, since it uses less digits than its factorization.

10243623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262673.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 10243623 is about 3200.5660436866. The cubic root of 10243623 is about 217.1790165553.

Adding to 10243623 its reverse (32634201), we get a palindrome (42877824).

The spelling of 10243623 in words is "ten million, two hundred forty-three thousand, six hundred twenty-three".

Divisors: 1 3 13 39 262657 787971 3414541 10243623