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52077031 = 151353977
BaseRepresentation
bin1100011010101…
…0000111100111
310121222210020221
43012222013213
5101312431111
65100105211
71201435036
oct306520747
9117883227
1052077031
112743a276
1215535207
13aa34916
146cb871d
15488a371
hex31aa1e7

52077031 has 8 divisors (see below), whose sum is σ = 52624224. Its totient is φ = 51532800.

The previous prime is 52077029. The next prime is 52077041. The reversal of 52077031 is 13077025.

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 52077031 - 21 = 52077029 is a prime.

It is a super-2 number, since 2×520770312 = 5424034315549922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52076987 and 52077005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52077041) 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, 52815 + ... + 53791.

It is an arithmetic number, because the mean of its divisors is an integer number (6578028).

Almost surely, 252077031 is an apocalyptic number.

52077031 is a deficient number, since it is larger than the sum of its proper divisors (547193).

52077031 is a wasteful number, since it uses less digits than its factorization.

52077031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481.

The product of its (nonzero) digits is 1470, while the sum is 25.

The square root of 52077031 is about 7216.4417131991. The cubic root of 52077031 is about 373.4353318420.

The spelling of 52077031 in words is "fifty-two million, seventy-seven thousand, thirty-one".

Divisors: 1 151 353 977 53303 147527 344881 52077031