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4570031 = 23253163
BaseRepresentation
bin10001011011101110101111
322121011220102
4101123232233
52132220111
6241541315
753562464
oct21335657
98534812
104570031
112641594
12164483b
13c4017b
1486d66b
1560413b
hex45bbaf

4570031 has 12 divisors (see below), whose sum is σ = 4897368. Its totient is φ = 4262544.

The previous prime is 4570001. The next prime is 4570037. The reversal of 4570031 is 1300754.

It is a happy number.

It is not a de Polignac number, because 4570031 - 218 = 4307887 is a prime.

It is a super-2 number, since 2×45700312 = 41770366681922, 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 = 4569985 and 4570012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4570037) 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, 27956 + ... + 28118.

It is an arithmetic number, because the mean of its divisors is an integer number (408114).

Almost surely, 24570031 is an apocalyptic number.

4570031 is a deficient number, since it is larger than the sum of its proper divisors (327337).

4570031 is a wasteful number, since it uses less digits than its factorization.

4570031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262 (or 239 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 4570031 is about 2137.7630832251. The cubic root of 4570031 is about 165.9483920474.

Adding to 4570031 its reverse (1300754), we get a palindrome (5870785).

The spelling of 4570031 in words is "four million, five hundred seventy thousand, thirty-one".

Divisors: 1 23 53 163 529 1219 3749 8639 28037 86227 198697 4570031