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10203032323 = 1123149270659
BaseRepresentation
bin10011000000010010…
…11110101100000011
3222100001210202010001
421200021132230003
5131343434013243
64404234220431
7510561225631
oct114011365403
928301722101
1010203032323
114366389220
121b88b84717
13c67a96a43
146cb0d4351
153eab15a4d
hex26025eb03

10203032323 has 16 divisors (see below), whose sum is σ = 11692512000. Its totient is φ = 8812624480.

The previous prime is 10203032249. The next prime is 10203032339. The reversal of 10203032323 is 32323030201.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2k-10203032323 is a prime.

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 10203032323.

It is not an unprimeable number, because it can be changed into a prime (10203032353) 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, 97633 + ... + 173026.

It is an arithmetic number, because the mean of its divisors is an integer number (730782000).

Almost surely, 210203032323 is an apocalyptic number.

10203032323 is a deficient number, since it is larger than the sum of its proper divisors (1489479677).

10203032323 is a wasteful number, since it uses less digits than its factorization.

10203032323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270842.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 10203032323 its reverse (32323030201), we get a palindrome (42526062524).

The spelling of 10203032323 in words is "ten billion, two hundred three million, thirty-two thousand, three hundred twenty-three".

Divisors: 1 11 23 149 253 1639 3427 37697 270659 2977249 6225157 40328191 68476727 443610101 927548393 10203032323