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10261231230 = 2352294873067
BaseRepresentation
bin10011000111001110…
…11111011001111110
3222111010022120000010
421203213133121332
5132003333344410
64414113444050
7512166012015
oct114347373176
928433276003
1010261231230
114396219998
121ba4570626
13c76b62c73
146d4b23a7c
15400caec20
hex2639df67e

10261231230 has 64 divisors (see below), whose sum is σ = 24793367040. Its totient is φ = 2717898624.

The previous prime is 10261231213. The next prime is 10261231283. The reversal of 10261231230 is 3213216201.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10261231197 and 10261231206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3344157 + ... + 3347223.

It is an arithmetic number, because the mean of its divisors is an integer number (387396360).

Almost surely, 210261231230 is an apocalyptic number.

10261231230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10261231230 is an abundant number, since it is smaller than the sum of its proper divisors (14532135810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10261231230 is a wasteful number, since it uses less digits than its factorization.

10261231230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3793.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 10261231230 its reverse (3213216201), we get a palindrome (13474447431).

The spelling of 10261231230 in words is "ten billion, two hundred sixty-one million, two hundred thirty-one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 229 458 487 687 974 1145 1374 1461 2290 2435 2922 3067 3435 4870 6134 6870 7305 9201 14610 15335 18402 30670 46005 92010 111523 223046 334569 557615 669138 702343 1115230 1404686 1493629 1672845 2107029 2987258 3345690 3511715 4214058 4480887 7023430 7468145 8961774 10535145 14936290 21070290 22404435 44808870 342041041 684082082 1026123123 1710205205 2052246246 3420410410 5130615615 10261231230