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52156153 = 717438287
BaseRepresentation
bin1100011011110…
…1011011111001
310122010210210101
43012331123321
5101322444103
65101515401
71202214520
oct306753371
9118123711
1052156153
1127493765
1215572b61
13aa6193a
146cd94b7
1548a3a1d
hex31bd6f9

52156153 has 8 divisors (see below), whose sum is σ = 63113472. Its totient is φ = 42075456.

The previous prime is 52156147. The next prime is 52156171. The reversal of 52156153 is 35165125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52156153 - 29 = 52155641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52156133) 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 7 ways as a sum of consecutive naturals, for example, 219025 + ... + 219262.

It is an arithmetic number, because the mean of its divisors is an integer number (7889184).

Almost surely, 252156153 is an apocalyptic number.

It is an amenable number.

52156153 is a deficient number, since it is larger than the sum of its proper divisors (10957319).

52156153 is a wasteful number, since it uses less digits than its factorization.

52156153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438311.

The product of its digits is 4500, while the sum is 28.

The square root of 52156153 is about 7221.9216971662. The cubic root of 52156153 is about 373.6243595097.

The spelling of 52156153 in words is "fifty-two million, one hundred fifty-six thousand, one hundred fifty-three".

Divisors: 1 7 17 119 438287 3068009 7450879 52156153