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52163476 = 22109181661
BaseRepresentation
bin1100011011111…
…1001110010100
310122011011211121
43012333032110
5101323212401
65102013324
71202245051
oct306771624
9118134747
1052163476
1127499212
1215577244
13aa65081
146cdc028
1548a5ca1
hex31bf394

52163476 has 24 divisors (see below), whose sum is σ = 92772680. Its totient is φ = 25660800.

The previous prime is 52163459. The next prime is 52163477. The reversal of 52163476 is 67436125.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4884100 + 47279376 = 2210^2 + 6876^2 .

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52163477) 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, 78586 + ... + 79246.

Almost surely, 252163476 is an apocalyptic number.

It is an amenable number.

52163476 is a deficient number, since it is larger than the sum of its proper divisors (40609204).

52163476 is a wasteful number, since it uses less digits than its factorization.

52163476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955 (or 953 counting only the distinct ones).

The product of its digits is 30240, while the sum is 34.

The square root of 52163476 is about 7222.4286773910. The cubic root of 52163476 is about 373.6418449707.

The spelling of 52163476 in words is "fifty-two million, one hundred sixty-three thousand, four hundred seventy-six".

Divisors: 1 2 4 109 181 218 362 436 661 724 1322 2644 19729 39458 72049 78916 119641 144098 239282 288196 478564 13040869 26081738 52163476