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10002103313 = 12778756719
BaseRepresentation
bin10010101000010101…
…11111110000010001
3221211001201111022212
421110022333300101
5130441014301223
64332255441505
7502601322026
oct112412776021
927731644285
1010002103313
114272a21294
121b31826295
13c35275937
146ac54d54d
153d8176278
hex2542bfc11

10002103313 has 4 divisors (see below), whose sum is σ = 10080860160. Its totient is φ = 9923346468.

The previous prime is 10002103273. The next prime is 10002103379. The reversal of 10002103313 is 31330120001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31330120001 = 51676063503.

It is a cyclic number.

It is not a de Polignac number, because 10002103313 - 28 = 10002103057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10002103213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39378233 + ... + 39378486.

It is an arithmetic number, because the mean of its divisors is an integer number (2520215040).

Almost surely, 210002103313 is an apocalyptic number.

It is an amenable number.

10002103313 is a deficient number, since it is larger than the sum of its proper divisors (78756847).

10002103313 is an equidigital number, since it uses as much as digits as its factorization.

10002103313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78756846.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 10002103313 its reverse (31330120001), we get a palindrome (41332223314).

The spelling of 10002103313 in words is "ten billion, two million, one hundred three thousand, three hundred thirteen".

Divisors: 1 127 78756719 10002103313