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10230502705 = 53833353377
BaseRepresentation
bin10011000011100100…
…10001010100110001
3222101222111101101121
421201302101110301
5131423002041310
64411055102241
7511343560333
oct114162212461
928358441347
1010230502705
11437a941115
121b96211981
13c706944c7
146d0a05453
153ed2400da
hex261c91531

10230502705 has 8 divisors (see below), whose sum is σ = 12277153512. Its totient is φ = 8184035328.

The previous prime is 10230502703. The next prime is 10230502717. The reversal of 10230502705 is 50720503201.

It can be written as a sum of positive squares in 4 ways, for example, as 5152942656 + 5077560049 = 71784^2 + 71257^2 .

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 10230502705 - 21 = 10230502703 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10230502705.

It is not an unprimeable number, because it can be changed into a prime (10230502703) 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, 164977 + ... + 218353.

It is an arithmetic number, because the mean of its divisors is an integer number (1534644189).

Almost surely, 210230502705 is an apocalyptic number.

It is an amenable number.

10230502705 is a deficient number, since it is larger than the sum of its proper divisors (2046650807).

10230502705 is an equidigital number, since it uses as much as digits as its factorization.

10230502705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91715.

The product of its (nonzero) digits is 2100, while the sum is 25.

The spelling of 10230502705 in words is "ten billion, two hundred thirty million, five hundred two thousand, seven hundred five".

Divisors: 1 5 38333 53377 191665 266885 2046100541 10230502705