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54708331 = 277313631
BaseRepresentation
bin1101000010110…
…0100001101011
310210221110201111
43100230201223
5103001131311
65232331151
71233004336
oct320544153
9123843644
1054708331
11289771a7
12163a3ab7
13b4464c2
1473a161d
154c09d21
hex342c86b

54708331 has 8 divisors (see below), whose sum is σ = 55168544. Its totient is φ = 54250560.

The previous prime is 54708319. The next prime is 54708373. The reversal of 54708331 is 13380745.

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 54708331 - 215 = 54675563 is a prime.

It is a super-3 number, since 3×547083313 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54708293 and 54708302.

It is not an unprimeable number, because it can be changed into a prime (54708131) 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, 86386 + ... + 87016.

It is an arithmetic number, because the mean of its divisors is an integer number (6896068).

Almost surely, 254708331 is an apocalyptic number.

54708331 is a deficient number, since it is larger than the sum of its proper divisors (460213).

54708331 is a wasteful number, since it uses less digits than its factorization.

54708331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 54708331 is about 7396.5080274411. The cubic root of 54708331 is about 379.6218097931.

The spelling of 54708331 in words is "fifty-four million, seven hundred eight thousand, three hundred thirty-one".

Divisors: 1 277 313 631 86701 174787 197503 54708331