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10780107049 = 76771140419
BaseRepresentation
bin10100000101000101…
…10110000100101001
31000211021200011211001
422002202312010221
5134034201411144
64541411035001
7531066253345
oct120242660451
930737604731
1010780107049
1146320a8a88
12210a29ba61
13102a4c688a
147439d0625
15431605bd4
hex2828b6129

10780107049 has 4 divisors (see below), whose sum is σ = 10780324240. Its totient is φ = 10779889860.

The previous prime is 10780107043. The next prime is 10780107067. The reversal of 10780107049 is 94070108701.

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.

It is a cyclic number.

It is not a de Polignac number, because 10780107049 - 25 = 10780107017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10780106999 and 10780107017.

It is not an unprimeable number, because it can be changed into a prime (10780107043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6562 + ... + 146980.

It is an arithmetic number, because the mean of its divisors is an integer number (2695081060).

Almost surely, 210780107049 is an apocalyptic number.

It is an amenable number.

10780107049 is a deficient number, since it is larger than the sum of its proper divisors (217191).

10780107049 is an equidigital number, since it uses as much as digits as its factorization.

10780107049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217190.

The product of its (nonzero) digits is 14112, while the sum is 37.

The spelling of 10780107049 in words is "ten billion, seven hundred eighty million, one hundred seven thousand, forty-nine".

Divisors: 1 76771 140419 10780107049