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9705000630 = 23513177331997
BaseRepresentation
bin10010000100111011…
…01000111010110110
3221001100200010001210
421002131220322312
5124333440010010
64243003502250
7462333100323
oct110235507266
927040603053
109705000630
114130246686
121a6a227986
13bb8850830
14680cd1b4a
153bc03ab20
hex242768eb6

9705000630 has 128 divisors (see below), whose sum is σ = 26608756608. Its totient is φ = 2244206592.

The previous prime is 9705000629. The next prime is 9705000661. The reversal of 9705000630 is 360005079.

9705000630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 4858792 + ... + 4860788.

It is an arithmetic number, because the mean of its divisors is an integer number (207880911).

Almost surely, 29705000630 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9705000630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13304378304).

9705000630 is an abundant number, since it is smaller than the sum of its proper divisors (16903755978).

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

9705000630 is a wasteful number, since it uses less digits than its factorization.

9705000630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2770.

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 9705000630 is about 98513.9615993591. The cubic root of 9705000630 is about 2133.0376570740.

The spelling of 9705000630 in words is "nine billion, seven hundred five million, six hundred thirty", and thus it is an aban number.

Divisors: 1 2 3 5 6 10 13 15 17 26 30 34 39 51 65 78 85 102 130 170 195 221 255 390 442 510 663 733 1105 1326 1466 1997 2199 2210 3315 3665 3994 4398 5991 6630 7330 9529 9985 10995 11982 12461 19058 19970 21990 24922 25961 28587 29955 33949 37383 47645 51922 57174 59910 62305 67898 74766 77883 95290 101847 124610 129805 142935 155766 161993 169745 186915 203694 259610 285870 323986 339490 373830 389415 441337 485979 509235 778830 809965 882674 971958 1018470 1324011 1463801 1619930 2206685 2429895 2648022 2927602 4391403 4413370 4859790 6620055 7319005 8782806 13240110 14638010 19029413 21957015 24884617 38058826 43914030 49769234 57088239 74653851 95147065 114176478 124423085 149307702 190294130 248846170 285441195 323500021 373269255 570882390 647000042 746538510 970500063 1617500105 1941000126 3235000210 4852500315 9705000630