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10231828489 = 38926302901
BaseRepresentation
bin10011000011101110…
…10101000000001001
3222102001222202000201
421201313111000021
5131423322002424
64411143332201
7511361051521
oct114167250011
928361882021
1010231828489
114380667203
121b96751061
13c70a39aac
146d0c6c681
153ed402d44
hex261dd5009

10231828489 has 4 divisors (see below), whose sum is σ = 10258131780. Its totient is φ = 10205525200.

The previous prime is 10231828447. The next prime is 10231828577. The reversal of 10231828489 is 98482813201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 98482813201 = 150431654671.

It can be written as a sum of positive squares in 2 ways, for example, as 5700250000 + 4531578489 = 75500^2 + 67317^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10231828489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10231828589) 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, 13151062 + ... + 13151839.

It is an arithmetic number, because the mean of its divisors is an integer number (2564532945).

Almost surely, 210231828489 is an apocalyptic number.

It is an amenable number.

10231828489 is a deficient number, since it is larger than the sum of its proper divisors (26303291).

10231828489 is an equidigital number, since it uses as much as digits as its factorization.

10231828489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26303290.

The product of its (nonzero) digits is 221184, while the sum is 46.

The spelling of 10231828489 in words is "ten billion, two hundred thirty-one million, eight hundred twenty-eight thousand, four hundred eighty-nine".

Divisors: 1 389 26302901 10231828489