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10210300013 = 97081105173
BaseRepresentation
bin10011000001001010…
…01101000001101101
3222100120110222111202
421200211031001231
5131402314100023
64405054055245
7511010055344
oct114045150155
928316428452
1010210300013
11436a4a2581
121b8b4aa525
13c6943ca54
146cc066b5b
153eb59e128
hex26094d06d

10210300013 has 4 divisors (see below), whose sum is σ = 10210502268. Its totient is φ = 10210097760.

The previous prime is 10210299989. The next prime is 10210300039. The reversal of 10210300013 is 31000301201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31000301201 = 124912481811.

It can be written as a sum of positive squares in 2 ways, for example, as 6276125284 + 3934174729 = 79222^2 + 62723^2 .

It is a cyclic number.

It is not a de Polignac number, because 10210300013 - 26 = 10210299949 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10210299967 and 10210300003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10210300073) 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, 44495 + ... + 149667.

It is an arithmetic number, because the mean of its divisors is an integer number (2552625567).

Almost surely, 210210300013 is an apocalyptic number.

It is an amenable number.

10210300013 is a deficient number, since it is larger than the sum of its proper divisors (202255).

10210300013 is an equidigital number, since it uses as much as digits as its factorization.

10210300013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202254.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 10210300013 its reverse (31000301201), we get a palindrome (41210601214).

The spelling of 10210300013 in words is "ten billion, two hundred ten million, three hundred thousand, thirteen".

Divisors: 1 97081 105173 10210300013