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102221033000 = 2353277369029
BaseRepresentation
bin101111100110011011…
…0010010111000101000
3100202211221220111202012
41133030312102320220
53133322041024000
6114543143255052
710246063305242
oct1371466227050
9322757814665
10102221033000
113a396121069
121798974a488
1398409c6758
144d3a015092
1529d420d735
hex17ccd92e28

102221033000 has 64 divisors (see below), whose sum is σ = 240061395600. Its totient is φ = 40740691200.

The previous prime is 102221032993. The next prime is 102221033009. The reversal of 102221033000 is 330122201.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 586317796 + 101634715204 = 24214^2 + 318802^2 .

It is not an unprimeable number, because it can be changed into a prime (102221033009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92486 + ... + 461514.

Almost surely, 2102221033000 is an apocalyptic number.

102221033000 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 102221033000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120030697800).

102221033000 is an abundant number, since it is smaller than the sum of its proper divisors (137840362600).

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

102221033000 is a wasteful number, since it uses less digits than its factorization.

102221033000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369327 (or 369313 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 102221033000 its reverse (330122201), we get a palindrome (102551155201).

The spelling of 102221033000 in words is "one hundred two billion, two hundred twenty-one million, thirty-three thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 277 500 554 1000 1108 1385 2216 2770 5540 6925 11080 13850 27700 34625 55400 69250 138500 277000 369029 738058 1476116 1845145 2952232 3690290 7380580 9225725 14761160 18451450 36902900 46128625 73805800 92257250 102221033 184514500 204442066 369029000 408884132 511105165 817768264 1022210330 2044420660 2555525825 4088841320 5111051650 10222103300 12777629125 20444206600 25555258250 51110516500 102221033000