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102324340 = 2259415437
BaseRepresentation
bin1100001100101…
…01100001110100
321010112121121101
412012111201310
5202143334330
614053055444
72351512456
oct606254164
9233477541
10102324340
1152839878
122a327584
1318278761
14d8382d6
158eb34ca
hex6195874

102324340 has 24 divisors (see below), whose sum is σ = 215149032. Its totient is φ = 40878720.

The previous prime is 102324331. The next prime is 102324353. The reversal of 102324340 is 43423201.

It can be written as a sum of positive squares in 4 ways, for example, as 16613776 + 85710564 = 4076^2 + 9258^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16102 + ... + 21538.

It is an arithmetic number, because the mean of its divisors is an integer number (8964543).

Almost surely, 2102324340 is an apocalyptic number.

102324340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102324340 is an abundant number, since it is smaller than the sum of its proper divisors (112824692).

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

102324340 is a wasteful number, since it uses less digits than its factorization.

102324340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6387 (or 6385 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 102324340 is about 10115.5494166160. The cubic root of 102324340 is about 467.7275851499.

Adding to 102324340 its reverse (43423201), we get a palindrome (145747541).

The spelling of 102324340 in words is "one hundred two million, three hundred twenty-four thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 941 1882 3764 4705 5437 9410 10874 18820 21748 27185 54370 108740 5116217 10232434 20464868 25581085 51162170 102324340