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52167320 = 2351304183
BaseRepresentation
bin1100011100000…
…0001010011000
310122011101002222
43013000022120
5101323323240
65102043212
71202262212
oct307001230
9118141088
1052167320
11274a1097
1215579508
13aa66a4a
146cdd5b2
1548a6eb5
hex31c0298

52167320 has 16 divisors (see below), whose sum is σ = 117376560. Its totient is φ = 20866912.

The previous prime is 52167307. The next prime is 52167341. The reversal of 52167320 is 2376125.

It is a self number, because there is not a number n which added to its sum of digits gives 52167320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 652052 + ... + 652131.

It is an arithmetic number, because the mean of its divisors is an integer number (7336035).

Almost surely, 252167320 is an apocalyptic number.

It is an amenable number.

52167320 is an abundant number, since it is smaller than the sum of its proper divisors (65209240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52167320 is a wasteful number, since it uses less digits than its factorization.

52167320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304194 (or 1304190 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 52167320 is about 7222.6947879583. The cubic root of 52167320 is about 373.6510228098.

The spelling of 52167320 in words is "fifty-two million, one hundred sixty-seven thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 1304183 2608366 5216732 6520915 10433464 13041830 26083660 52167320