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102352100 = 22521023521
BaseRepresentation
bin1100001100111…
…00010011100100
321010121000200112
412012130103210
5202200231400
614053432152
72351656424
oct606342344
9233530615
10102352100
1152858714
122a33b658
1318288296
14d844484
158ebb835
hex619c4e4

102352100 has 18 divisors (see below), whose sum is σ = 222104274. Its totient is φ = 40940800.

The previous prime is 102352099. The next prime is 102352147. The reversal of 102352100 is 1253201.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 3786916 + 98565184 = 1946^2 + 9928^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 511661 + ... + 511860.

Almost surely, 2102352100 is an apocalyptic number.

102352100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102352100 is an abundant number, since it is smaller than the sum of its proper divisors (119752174).

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

102352100 is a wasteful number, since it uses less digits than its factorization.

102352100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023535 (or 1023528 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 102352100 is about 10116.9214685101. The cubic root of 102352100 is about 467.7698785858.

The spelling of 102352100 in words is "one hundred two million, three hundred fifty-two thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 1023521 2047042 4094084 5117605 10235210 20470420 25588025 51176050 102352100