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52313470 = 25111732749
BaseRepresentation
bin1100011110001…
…1110101111110
310122102210120221
43013203311332
5101343012340
65105131554
71203441256
oct307436576
9118383527
1052313470
1127590980
1215629bba
13aab8421
146d3a966
1548d544a
hex31e3d7e

52313470 has 32 divisors (see below), whose sum is σ = 103356000. Its totient is φ = 18906240.

The previous prime is 52313467. The next prime is 52313473. The reversal of 52313470 is 7431325.

It is an interprime number because it is at equal distance from previous prime (52313467) and next prime (52313473).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52313473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17656 + ... + 20404.

It is an arithmetic number, because the mean of its divisors is an integer number (3229875).

Almost surely, 252313470 is an apocalyptic number.

52313470 is a deficient number, since it is larger than the sum of its proper divisors (51042530).

52313470 is a wasteful number, since it uses less digits than its factorization.

52313470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2940.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 52313470 is about 7232.8051266435. The cubic root of 52313470 is about 373.9996330079. Note that the first 3 decimals are identical.

Adding to 52313470 its reverse (7431325), we get a palindrome (59744795).

The spelling of 52313470 in words is "fifty-two million, three hundred thirteen thousand, four hundred seventy".

Divisors: 1 2 5 10 11 22 55 110 173 346 865 1730 1903 2749 3806 5498 9515 13745 19030 27490 30239 60478 151195 302390 475577 951154 2377885 4755770 5231347 10462694 26156735 52313470