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102324020 = 22517300953
BaseRepresentation
bin1100001100101…
…01011100110100
321010112121011112
412012111130310
5202143332040
614053054152
72351511521
oct606253464
9233477145
10102324020
1152839607
122a327358
1318278576
14d838148
158eb3365
hex6195734

102324020 has 24 divisors (see below), whose sum is σ = 227521224. Its totient is φ = 38521856.

The previous prime is 102324017. The next prime is 102324031. The reversal of 102324020 is 20423201.

Adding to 102324020 its reverse (20423201), we get a palindrome (122747221).

It can be written as a sum of positive squares in 4 ways, for example, as 23078416 + 79245604 = 4804^2 + 8902^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102323986 and 102324004.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 150137 + ... + 150816.

It is an arithmetic number, because the mean of its divisors is an integer number (9480051).

Almost surely, 2102324020 is an apocalyptic number.

102324020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102324020 is an abundant number, since it is smaller than the sum of its proper divisors (125197204).

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

102324020 is a wasteful number, since it uses less digits than its factorization.

102324020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300979 (or 300977 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 102324020 is about 10115.5335993708. The cubic root of 102324020 is about 467.7270975729.

The spelling of 102324020 in words is "one hundred two million, three hundred twenty-four thousand, twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 300953 601906 1203812 1504765 3009530 5116201 6019060 10232402 20464804 25581005 51162010 102324020