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1682123080 = 235113823007
BaseRepresentation
bin110010001000011…
…0010100101001000
311100020012201001211
41210100302211020
511421110414310
6434525422504
756453544631
oct14420624510
94306181054
101682123080
11793572a70
123ab40aa34
1320a65a601
1411d590888
159ca21c8a
hex64432948

1682123080 has 32 divisors (see below), whose sum is σ = 4128848640. Its totient is φ = 611680960.

The previous prime is 1682123059. The next prime is 1682123083. The reversal of 1682123080 is 803212861.

It is not an unprimeable number, because it can be changed into a prime (1682123083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1911064 + ... + 1911943.

It is an arithmetic number, because the mean of its divisors is an integer number (129026520).

Almost surely, 21682123080 is an apocalyptic number.

1682123080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1682123080 is an abundant number, since it is smaller than the sum of its proper divisors (2446725560).

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

1682123080 is a wasteful number, since it uses less digits than its factorization.

1682123080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3823029 (or 3823025 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 1682123080 is about 41013.6938107262. The cubic root of 1682123080 is about 1189.2849504601.

The spelling of 1682123080 in words is "one billion, six hundred eighty-two million, one hundred twenty-three thousand, eighty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 3823007 7646014 15292028 19115035 30584056 38230070 42053077 76460140 84106154 152920280 168212308 210265385 336424616 420530770 841061540 1682123080