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196933660 = 225711413119
BaseRepresentation
bin10111011110011…
…11100000011100
3111201120021012021
423233033200130
5400403334120
631312545524
74610623420
oct1357174034
9451507167
10196933660
11a11891a0
1255b522a4
1331a526c1
141c224b80
1512450aaa
hexbbcf81c

196933660 has 96 divisors (see below), whose sum is σ = 528353280. Its totient is φ = 59865600.

The previous prime is 196933657. The next prime is 196933663. The reversal of 196933660 is 66339691.

It is an interprime number because it is at equal distance from previous prime (196933657) and next prime (196933663).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196933663) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61581 + ... + 64699.

It is an arithmetic number, because the mean of its divisors is an integer number (5503680).

Almost surely, 2196933660 is an apocalyptic number.

196933660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196933660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (264176640).

196933660 is an abundant number, since it is smaller than the sum of its proper divisors (331419620).

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

196933660 is a wasteful number, since it uses less digits than its factorization.

196933660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3187 (or 3185 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 43.

The square root of 196933660 is about 14033.3053839785. The cubic root of 196933660 is about 581.7994648483.

The spelling of 196933660 in words is "one hundred ninety-six million, nine hundred thirty-three thousand, six hundred sixty".

Divisors: 1 2 4 5 7 10 11 14 20 22 28 35 41 44 55 70 77 82 110 140 154 164 205 220 287 308 385 410 451 574 770 820 902 1148 1435 1540 1804 2255 2870 3119 3157 4510 5740 6238 6314 9020 12476 12628 15595 15785 21833 31190 31570 34309 43666 62380 63140 68618 87332 109165 127879 137236 171545 218330 240163 255758 343090 436660 480326 511516 639395 686180 895153 960652 1200815 1278790 1406669 1790306 2401630 2557580 2813338 3580612 4475765 4803260 5626676 7033345 8951530 9846683 14066690 17903060 19693366 28133380 39386732 49233415 98466830 196933660