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2061352230 = 235723716011
BaseRepresentation
bin111101011011101…
…1011110100100110
312022122210112122220
41322313123310212
513210201232410
6540313533210
7102040130160
oct17267336446
95278715586
102061352230
11968641493
12496414206
1326b0a8962
14157aa9930
15c0e81070
hex7addbd26

2061352230 has 128 divisors (see below), whose sum is σ = 5983911936. Its totient is φ = 444259200.

The previous prime is 2061352201. The next prime is 2061352291. The reversal of 2061352230 is 322531602.

It is a super-2 number, since 2×20613522302 = 8498346032251945800, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2061352230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 339925 + ... + 345935.

It is an arithmetic number, because the mean of its divisors is an integer number (46749312).

Almost surely, 22061352230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2061352230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2991955968).

2061352230 is an abundant number, since it is smaller than the sum of its proper divisors (3922559706).

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

2061352230 is a wasteful number, since it uses less digits than its factorization.

2061352230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6122.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 2061352230 is about 45402.1170211258. The cubic root of 2061352230 is about 1272.6746759541.

Adding to 2061352230 its reverse (322531602), we get a palindrome (2383883832).

The spelling of 2061352230 in words is "two billion, sixty-one million, three hundred fifty-two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 23 30 35 42 46 69 70 71 105 115 138 142 161 210 213 230 322 345 355 426 483 497 690 710 805 966 994 1065 1491 1610 1633 2130 2415 2485 2982 3266 4830 4899 4970 6011 7455 8165 9798 11431 12022 14910 16330 18033 22862 24495 30055 34293 36066 42077 48990 57155 60110 68586 84154 90165 114310 126231 138253 171465 180330 210385 252462 276506 342930 414759 420770 426781 631155 691265 829518 853562 967771 1262310 1280343 1382530 1935542 2073795 2133905 2560686 2903313 2987467 4147590 4267810 4838855 5806626 5974934 6401715 8962401 9677710 9815963 12803430 14516565 14937335 17924802 19631926 29033130 29447889 29874670 44812005 49079815 58895778 68711741 89624010 98159630 137423482 147239445 206135223 294478890 343558705 412270446 687117410 1030676115 2061352230