Search a number
-
+
10003204031 = 311151280351
BaseRepresentation
bin10010101000011110…
…01100011110111111
3221211010210102020012
421110033030132333
5130441310012111
64332335213435
7502613555102
oct112417143677
927733712205
1010003204031
114273603277
121b3207727b
13c3556c952
146ac758739
153d82e248b
hex2543cc7bf

10003204031 has 8 divisors (see below), whose sum is σ = 10334896128. Its totient is φ = 9672075000.

The previous prime is 10003204021. The next prime is 10003204033. The reversal of 10003204031 is 13040230001.

10003204031 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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-10003204031 is a prime.

It is a super-2 number, since 2×100032040312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10003203997 and 10003204015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10003204033) 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, 104495 + ... + 175856.

It is an arithmetic number, because the mean of its divisors is an integer number (1291862016).

Almost surely, 210003204031 is an apocalyptic number.

10003204031 is a deficient number, since it is larger than the sum of its proper divisors (331692097).

10003204031 is a wasteful number, since it uses less digits than its factorization.

10003204031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281533.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 10003204031 its reverse (13040230001), we get a palindrome (23043434032).

The spelling of 10003204031 in words is "ten billion, three million, two hundred four thousand, thirty-one".

Divisors: 1 31 1151 35681 280351 8690881 322684001 10003204031