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10053031309 = 193971332763
BaseRepresentation
bin10010101110011010…
…10001010110001101
3221221121112220101221
421113031101112031
5131042034000214
64341315203341
7504060233116
oct112715212615
927847486357
1010053031309
114299746242
121b468a6551
13c42997549
146b520920d
153dc885e24
hex25735158d

10053031309 has 8 divisors (see below), whose sum is σ = 10608801440. Its totient is φ = 9499927536.

The previous prime is 10053031283. The next prime is 10053031321. The reversal of 10053031309 is 90313035001.

10053031309 is digitally balanced in base 2, 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 not a de Polignac number, because 10053031309 - 29 = 10053030797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10053031349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 658839 + ... + 673924.

It is an arithmetic number, because the mean of its divisors is an integer number (1326100180).

Almost surely, 210053031309 is an apocalyptic number.

10053031309 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

10053031309 is a deficient number, since it is larger than the sum of its proper divisors (555770131).

10053031309 is a wasteful number, since it uses less digits than its factorization.

10053031309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333179.

The product of its (nonzero) digits is 1215, while the sum is 25.

The spelling of 10053031309 in words is "ten billion, fifty-three million, thirty-one thousand, three hundred nine".

Divisors: 1 19 397 7543 1332763 25322497 529106911 10053031309