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470125237 = 1812597377
BaseRepresentation
bin11100000001011…
…000101010110101
31012202121211120211
4130001120222311
51430323001422
6114352225421
714435666341
oct3401305265
91182554524
10470125237
1122141205a
1211153b271
137652511a
144661a621
152b416577
hex1c058ab5

470125237 has 4 divisors (see below), whose sum is σ = 472722796. Its totient is φ = 467527680.

The previous prime is 470125153. The next prime is 470125241. The reversal of 470125237 is 732521074.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 732521074 = 2366260537.

It can be written as a sum of positive squares in 2 ways, for example, as 32729841 + 437395396 = 5721^2 + 20914^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-470125237 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 470125199 and 470125208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (470125277) 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, 1298508 + ... + 1298869.

It is an arithmetic number, because the mean of its divisors is an integer number (118180699).

Almost surely, 2470125237 is an apocalyptic number.

It is an amenable number.

470125237 is a deficient number, since it is larger than the sum of its proper divisors (2597559).

470125237 is a wasteful number, since it uses less digits than its factorization.

470125237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2597558.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 470125237 is about 21682.3715723165. The cubic root of 470125237 is about 777.5670614158.

The spelling of 470125237 in words is "four hundred seventy million, one hundred twenty-five thousand, two hundred thirty-seven".

Divisors: 1 181 2597377 470125237