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1683880224 = 253131936991
BaseRepresentation
bin110010001011101…
…1111100100100000
311100100111222102020
41210113133210200
511422033131344
6435031221440
756504513535
oct14427374440
94310458366
101683880224
11794563154
123abb17880
1320ab24340
1411d8cad8c
159cc6c719
hex645df920

1683880224 has 96 divisors (see below), whose sum is σ = 4785548544. Its totient is φ = 515358720.

The previous prime is 1683880223. The next prime is 1683880241. The reversal of 1683880224 is 4220883861.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (1683880223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237369 + ... + 244359.

It is an arithmetic number, because the mean of its divisors is an integer number (49849464).

Almost surely, 21683880224 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 1683880224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2392774272).

1683880224 is an abundant number, since it is smaller than the sum of its proper divisors (3101668320).

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

1683880224 is a wasteful number, since it uses less digits than its factorization.

1683880224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7210 (or 7202 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 42.

The square root of 1683880224 is about 41035.1096501520. The cubic root of 1683880224 is about 1189.6989149540.

The spelling of 1683880224 in words is "one billion, six hundred eighty-three million, eight hundred eighty thousand, two hundred twenty-four".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 78 96 104 156 193 208 312 386 416 579 624 772 1158 1248 1544 2316 2509 3088 4632 5018 6176 6991 7527 9264 10036 13982 15054 18528 20072 20973 27964 30108 40144 41946 55928 60216 80288 83892 90883 111856 120432 167784 181766 223712 240864 272649 335568 363532 545298 671136 727064 1090596 1349263 1454128 2181192 2698526 2908256 4047789 4362384 5397052 8095578 8724768 10794104 16191156 17540419 21588208 32382312 35080838 43176416 52621257 64764624 70161676 105242514 129529248 140323352 210485028 280646704 420970056 561293408 841940112 1683880224