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2630070 = 234517191
BaseRepresentation
bin1010000010000110110110
311221121210000
422002012312
51133130240
6132212130
731232562
oct12020666
94847700
102630070
111537013
12a6a046
13711171
144c66a2
1536e430
hex2821b6

2630070 has 80 divisors (see below), whose sum is σ = 7527168. Its totient is φ = 656640.

The previous prime is 2630041. The next prime is 2630077. The reversal of 2630070 is 700362.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2630077) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 13675 + ... + 13865.

22630070 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2630070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3763584).

2630070 is an abundant number, since it is smaller than the sum of its proper divisors (4897098).

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

2630070 is a wasteful number, since it uses less digits than its factorization.

2630070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227 (or 218 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 2630070 is about 1621.7490558036. The cubic root of 2630070 is about 138.0349627859.

The spelling of 2630070 in words is "two million, six hundred thirty thousand, seventy".

Divisors: 1 2 3 5 6 9 10 15 17 18 27 30 34 45 51 54 81 85 90 102 135 153 162 170 191 255 270 306 382 405 459 510 573 765 810 918 955 1146 1377 1530 1719 1910 2295 2754 2865 3247 3438 4590 5157 5730 6494 6885 8595 9741 10314 13770 15471 16235 17190 19482 25785 29223 30942 32470 48705 51570 58446 77355 87669 97410 146115 154710 175338 263007 292230 438345 526014 876690 1315035 2630070