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10003123038 = 234193978967
BaseRepresentation
bin10010101000011101…
…11000101101011110
3221211010122022010110
421110032320231132
5130441244414123
64332333350450
7502613100006
oct112416705536
927733568113
1010003123038
114273558437
121b32038426
13c35541b1c
146ac737006
153d82c8493
hex2543b8b5e

10003123038 has 16 divisors (see below), whose sum is σ = 20053998720. Its totient is φ = 3326415576.

The previous prime is 10003123037. The next prime is 10003123043. The reversal of 10003123038 is 83032130001.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10003123037) 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, 1986970 + ... + 1991997.

It is an arithmetic number, because the mean of its divisors is an integer number (1253374920).

Almost surely, 210003123038 is an apocalyptic number.

10003123038 is an abundant number, since it is smaller than the sum of its proper divisors (10050875682).

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

10003123038 is a wasteful number, since it uses less digits than its factorization.

10003123038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3979391.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 10003123038 its reverse (83032130001), we get a palindrome (93035253039).

The spelling of 10003123038 in words is "ten billion, three million, one hundred twenty-three thousand, thirty-eight".

Divisors: 1 2 3 6 419 838 1257 2514 3978967 7957934 11936901 23873802 1667187173 3334374346 5001561519 10003123038