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682203031 = 7328573271
BaseRepresentation
bin101000101010011…
…001011110010111
31202112200111121221
4220222121132113
52344120444111
6151405551211
722622426056
oct5052313627
91675614557
10682203031
113200a4264
12170575507
13ab44a943
146686439d
153ed59371
hex28a99797

682203031 has 8 divisors (see below), whose sum is σ = 692001824. Its totient is φ = 672416640.

The previous prime is 682202971. The next prime is 682203061. The reversal of 682203031 is 130302286.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 682203031 - 27 = 682202903 is a prime.

It is a super-2 number, since 2×6822030312 = 930801951011173922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 682202987 and 682203005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (682203061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206926 + ... + 210196.

It is an arithmetic number, because the mean of its divisors is an integer number (86500228).

Almost surely, 2682203031 is an apocalyptic number.

682203031 is a deficient number, since it is larger than the sum of its proper divisors (9798793).

682203031 is a wasteful number, since it uses less digits than its factorization.

682203031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6201.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 682203031 is about 26119.0166545374. The cubic root of 682203031 is about 880.3145530982.

The spelling of 682203031 in words is "six hundred eighty-two million, two hundred three thousand, thirty-one".

Divisors: 1 73 2857 3271 208561 238783 9345247 682203031