Base | Representation |
---|---|
bin | 1110101001101… |
… | …0000010101001 |
3 | 11021121220022020 |
4 | 3222122002221 |
5 | 111212321421 |
6 | 10033015053 |
7 | 1344205512 |
oct | 352320251 |
9 | 137556266 |
10 | 61448361 |
11 | 31760077 |
12 | 186b4489 |
13 | c9662a0 |
14 | 8237a09 |
15 | 55dbdc6 |
hex | 3a9a0a9 |
61448361 has 16 divisors (see below), whose sum is σ = 91277760. Its totient is φ = 36509760.
The previous prime is 61448351. The next prime is 61448363. The reversal of 61448361 is 16384416.
It is not a de Polignac number, because 61448361 - 26 = 61448297 is a prime.
It is not an unprimeable number, because it can be changed into a prime (61448363) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26035 + ... + 28296.
It is an arithmetic number, because the mean of its divisors is an integer number (5704860).
Almost surely, 261448361 is an apocalyptic number.
It is an amenable number.
61448361 is a deficient number, since it is larger than the sum of its proper divisors (29829399).
61448361 is a wasteful number, since it uses less digits than its factorization.
61448361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54376.
The product of its digits is 13824, while the sum is 33.
The square root of 61448361 is about 7838.9004968809. The cubic root of 61448361 is about 394.6118303858.
The spelling of 61448361 in words is "sixty-one million, four hundred forty-eight thousand, three hundred sixty-one".
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