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10203103201 = 73891570433
BaseRepresentation
bin10011000000010011…
…01111111111100001
3222100001221100100011
421200021233333201
5131343443300301
64404235524521
7510561642364
oct114011577741
928301840304
1010203103201
1143664274a5
121b88bb9741
13c67ac0095
146cb1120db
153eab2ba51
hex26026ffe1

10203103201 has 8 divisors (see below), whose sum is σ = 10459090440. Its totient is φ = 9950257152.

The previous prime is 10203103177. The next prime is 10203103223. The reversal of 10203103201 is 10230130201.

It can be written as a sum of positive squares in 4 ways, for example, as 406062801 + 9797040400 = 20151^2 + 98980^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 10203103201 - 219 = 10202578913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10203103271) 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, 778720 + ... + 791713.

It is an arithmetic number, because the mean of its divisors is an integer number (1307386305).

Almost surely, 210203103201 is an apocalyptic number.

It is an amenable number.

10203103201 is a deficient number, since it is larger than the sum of its proper divisors (255987239).

10203103201 is an equidigital number, since it uses as much as digits as its factorization.

10203103201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1570595.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 10203103201 its reverse (10230130201), we get a palindrome (20433233402).

The spelling of 10203103201 in words is "ten billion, two hundred three million, one hundred three thousand, two hundred one".

Divisors: 1 73 89 6497 1570433 114641609 139768537 10203103201