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83080224 = 25321771239
BaseRepresentation
bin1001111001110…
…11010000100000
312210022220122100
410330323100200
5132232031344
612124410400
72026112253
oct474732040
9183286570
1083080224
1142995447
12239a6a00
131429b3c6
14b06909a
157461569
hex4f3b420

83080224 has 144 divisors (see below), whose sum is σ = 254741760. Its totient is φ = 25589760.

The previous prime is 83080213. The next prime is 83080237. The reversal of 83080224 is 42208038.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 347497 + ... + 347735.

It is an arithmetic number, because the mean of its divisors is an integer number (1769040).

Almost surely, 283080224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83080224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127370880).

83080224 is an abundant number, since it is smaller than the sum of its proper divisors (171661536).

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

83080224 is a wasteful number, since it uses less digits than its factorization.

83080224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343 (or 332 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 83080224 is about 9114.8353797532. The cubic root of 83080224 is about 436.3475611502.

The spelling of 83080224 in words is "eighty-three million, eighty thousand, two hundred twenty-four".

Divisors: 1 2 3 4 6 8 9 12 16 17 18 24 32 34 36 48 51 68 71 72 96 102 136 142 144 153 204 213 239 272 284 288 306 408 426 478 544 568 612 639 717 816 852 956 1136 1207 1224 1278 1434 1632 1704 1912 2151 2272 2414 2448 2556 2868 3408 3621 3824 4063 4302 4828 4896 5112 5736 6816 7242 7648 8126 8604 9656 10224 10863 11472 12189 14484 16252 16969 17208 19312 20448 21726 22944 24378 28968 32504 33938 34416 36567 38624 43452 48756 50907 57936 65008 67876 68832 73134 86904 97512 101814 115872 130016 135752 146268 152721 173808 195024 203628 271504 288473 292536 305442 347616 390048 407256 543008 576946 585072 610884 814512 865419 1153892 1170144 1221768 1629024 1730838 2307784 2443536 2596257 3461676 4615568 4887072 5192514 6923352 9231136 10385028 13846704 20770056 27693408 41540112 83080224