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55314561 = 324176507
BaseRepresentation
bin1101001100000…
…0100010000001
310212002021022110
43103000202001
5103130031221
65253325533
71241110641
oct323004201
9125067273
1055314561
1129250715
12166368a9
13b5c9413
1474bc521
154cc9776
hex34c0881

55314561 has 8 divisors (see below), whose sum is σ = 74059744. Its totient is φ = 36722880.

The previous prime is 55314559. The next prime is 55314601. The reversal of 55314561 is 16541355.

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

It is not a de Polignac number, because 55314561 - 21 = 55314559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55314521) 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, 37531 + ... + 38976.

It is an arithmetic number, because the mean of its divisors is an integer number (9257468).

Almost surely, 255314561 is an apocalyptic number.

It is an amenable number.

55314561 is a deficient number, since it is larger than the sum of its proper divisors (18745183).

55314561 is a wasteful number, since it uses less digits than its factorization.

55314561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76751.

The product of its digits is 9000, while the sum is 30.

The square root of 55314561 is about 7437.3759485453. The cubic root of 55314561 is about 381.0188746582.

The spelling of 55314561 in words is "fifty-five million, three hundred fourteen thousand, five hundred sixty-one".

Divisors: 1 3 241 723 76507 229521 18438187 55314561