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412303140 = 223252290573
BaseRepresentation
bin11000100100110…
…011111100100100
31001201211011120200
4120210303330210
51321022200030
6104525030500
713134342654
oct3044637444
91051734520
10412303140
111a18094a7
12b60b5430
136755b572
143ca88364
15262e3d60
hex18933f24

412303140 has 36 divisors (see below), whose sum is σ = 1250653404. Its totient is φ = 109947456.

The previous prime is 412303117. The next prime is 412303141. The reversal of 412303140 is 41303214.

It can be written as a sum of positive squares in 2 ways, for example, as 254147364 + 158155776 = 15942^2 + 12576^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (412303141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1145107 + ... + 1145466.

Almost surely, 2412303140 is an apocalyptic number.

It is an amenable number.

412303140 is an abundant number, since it is smaller than the sum of its proper divisors (838350264).

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

412303140 is a wasteful number, since it uses less digits than its factorization.

412303140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290588 (or 2290583 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 412303140 is about 20305.2490750545. The cubic root of 412303140 is about 744.2843389426.

Adding to 412303140 its reverse (41303214), we get a palindrome (453606354).

The spelling of 412303140 in words is "four hundred twelve million, three hundred three thousand, one hundred forty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 2290573 4581146 6871719 9162292 11452865 13743438 20615157 22905730 27486876 34358595 41230314 45811460 68717190 82460628 103075785 137434380 206151570 412303140