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102300824 = 2319996397
BaseRepresentation
bin1100001100011…
…11110010011000
321010111102100102
412012033302120
5202142111244
614052354532
72351354063
oct606176230
9233442312
10102300824
115282313a
122a315a48
131826ab42
14d82d8da
158eab54e
hex618fc98

102300824 has 16 divisors (see below), whose sum is σ = 191940000. Its totient is φ = 51116832.

The previous prime is 102300797. The next prime is 102300829. The reversal of 102300824 is 428003201.

It is a junction number, because it is equal to n+sod(n) for n = 102300796 and 102300805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102300829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12794 + ... + 19190.

It is an arithmetic number, because the mean of its divisors is an integer number (11996250).

Almost surely, 2102300824 is an apocalyptic number.

It is an amenable number.

102300824 is a deficient number, since it is larger than the sum of its proper divisors (89639176).

102300824 is a wasteful number, since it uses less digits than its factorization.

102300824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8402 (or 8398 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 102300824 is about 10114.3869809297. The cubic root of 102300824 is about 467.6917516274.

The spelling of 102300824 in words is "one hundred two million, three hundred thousand, eight hundred twenty-four".

Divisors: 1 2 4 8 1999 3998 6397 7996 12794 15992 25588 51176 12787603 25575206 51150412 102300824