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55096897 = 2913114503
BaseRepresentation
bin1101001000101…
…1011001000001
310211200012201211
43102023121001
5103101100042
65244530121
71236213232
oct322133101
9124605654
1055096897
1129112129
1216550941
13b55131b
147463089
154c85017
hex348b641

55096897 has 8 divisors (see below), whose sum is σ = 57435840. Its totient is φ = 52787280.

The previous prime is 55096883. The next prime is 55096901. The reversal of 55096897 is 79869055.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-55096897 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55096897.

It is not an unprimeable number, because it can be changed into a prime (55096837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3453 + ... + 11050.

It is an arithmetic number, because the mean of its divisors is an integer number (7179480).

Almost surely, 255096897 is an apocalyptic number.

It is an amenable number.

55096897 is a deficient number, since it is larger than the sum of its proper divisors (2338943).

55096897 is a wasteful number, since it uses less digits than its factorization.

55096897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14663.

The product of its (nonzero) digits is 680400, while the sum is 49.

The square root of 55096897 is about 7422.7284067248. The cubic root of 55096897 is about 380.5184451646.

The spelling of 55096897 in words is "fifty-five million, ninety-six thousand, eight hundred ninety-seven".

Divisors: 1 29 131 3799 14503 420587 1899893 55096897