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10003431013 = 293111127287
BaseRepresentation
bin10010101000100000…
…00011111001100101
3221211011012221120221
421110100003321211
5130441334243023
64332344124341
7502615521622
oct112420037145
927734187527
1010003431013
114273748864
121b321666b1
13c3561c064
146ac7b7349
153d833985d
hex254403e65

10003431013 has 8 divisors (see below), whose sum is σ = 10682196480. Its totient is φ = 9346920240.

The previous prime is 10003431007. The next prime is 10003431089. The reversal of 10003431013 is 31013430001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10003431013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10003437013) 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, 5562745 + ... + 5564542.

It is an arithmetic number, because the mean of its divisors is an integer number (1335274560).

Almost surely, 210003431013 is an apocalyptic number.

It is an amenable number.

10003431013 is a deficient number, since it is larger than the sum of its proper divisors (678765467).

10003431013 is a wasteful number, since it uses less digits than its factorization.

10003431013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11127347.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 10003431013 its reverse (31013430001), we get a palindrome (41016861014).

The spelling of 10003431013 in words is "ten billion, three million, four hundred thirty-one thousand, thirteen".

Divisors: 1 29 31 899 11127287 322691323 344945897 10003431013