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55088041 = 175361141
BaseRepresentation
bin1101001000100…
…1001110101001
310211122202120211
43102021032221
5103100304131
65244421121
71236145351
oct322111651
9124582524
1055088041
1129106508
12165477a1
13b54a298
14745db61
154c825b1
hex34893a9

55088041 has 8 divisors (see below), whose sum is σ = 59430024. Its totient is φ = 50868480.

The previous prime is 55088027. The next prime is 55088053. The reversal of 55088041 is 14088055.

It can be written as a sum of positive squares in 4 ways, for example, as 36252441 + 18835600 = 6021^2 + 4340^2 .

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 55088041 - 25 = 55088009 is a prime.

It is a super-2 number, since 2×550880412 = 6069384522435362, 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 = 55087994 and 55088012.

It is not an unprimeable number, because it can be changed into a prime (55088071) 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, 29670 + ... + 31471.

It is an arithmetic number, because the mean of its divisors is an integer number (7428753).

Almost surely, 255088041 is an apocalyptic number.

It is an amenable number.

55088041 is a deficient number, since it is larger than the sum of its proper divisors (4341983).

55088041 is a wasteful number, since it uses less digits than its factorization.

55088041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61211.

The product of its (nonzero) digits is 6400, while the sum is 31.

The square root of 55088041 is about 7422.1318366087. The cubic root of 55088041 is about 380.4980565275.

The spelling of 55088041 in words is "fifty-five million, eighty-eight thousand, forty-one".

Divisors: 1 17 53 901 61141 1039397 3240473 55088041