Base | Representation |
---|---|
bin | 1101001111000… |
… | …1000101101011 |
3 | 10212110101010202 |
4 | 3103301011223 |
5 | 103202412301 |
6 | 5301502415 |
7 | 1242566540 |
oct | 323610553 |
9 | 125411122 |
10 | 55513451 |
11 | 29377094 |
12 | 16711a0b |
13 | b668ac6 |
14 | 7530bc7 |
15 | 4d1866b |
hex | 34f116b |
55513451 has 8 divisors (see below), whose sum is σ = 63812064. Its totient is φ = 47306880.
The previous prime is 55513433. The next prime is 55513457. The reversal of 55513451 is 15431555.
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 55513451 - 218 = 55251307 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (55513457) 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, 21710 + ... + 24131.
It is an arithmetic number, because the mean of its divisors is an integer number (7976508).
Almost surely, 255513451 is an apocalyptic number.
55513451 is a deficient number, since it is larger than the sum of its proper divisors (8298613).
55513451 is a wasteful number, since it uses less digits than its factorization.
55513451 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46021.
The product of its digits is 7500, while the sum is 29.
The square root of 55513451 is about 7450.7349301931. The cubic root of 55513451 is about 381.4749944532.
The spelling of 55513451 in words is "fifty-five million, five hundred thirteen thousand, four hundred fifty-one".
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