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52140151 = 7411391307
BaseRepresentation
bin1100011011100…
…1100001110111
310122002222211201
43012321201313
5101321441101
65101313331
71202120050
oct306714167
9118088751
1052140151
1127482738
1215565847
13aa5757b
146cd3727
15489de01
hex31b9877

52140151 has 16 divisors (see below), whose sum is σ = 61528320. Its totient is φ = 43254720.

The previous prime is 52140133. The next prime is 52140157. The reversal of 52140151 is 15104125.

It is a cyclic number.

It is not a de Polignac number, because 52140151 - 29 = 52139639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52140157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39240 + ... + 40546.

It is an arithmetic number, because the mean of its divisors is an integer number (3845520).

Almost surely, 252140151 is an apocalyptic number.

52140151 is a deficient number, since it is larger than the sum of its proper divisors (9388169).

52140151 is a wasteful number, since it uses less digits than its factorization.

52140151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 52140151 is about 7220.8137353071. The cubic root of 52140151 is about 373.5861451079.

Adding to 52140151 its reverse (15104125), we get a palindrome (67244276).

The spelling of 52140151 in words is "fifty-two million, one hundred forty thousand, one hundred fifty-one".

Divisors: 1 7 41 139 287 973 1307 5699 9149 39893 53587 181673 375109 1271711 7448593 52140151