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254614061 = 1361321077
BaseRepresentation
bin11110010110100…
…01101000101101
3122202002201211102
433023101220231
51010140122221
641133132445
76211120022
oct1713215055
9582081742
10254614061
111207a5349
127132a125
1340999910
1425b5b549
151754630b
hexf2d1a2d

254614061 has 8 divisors (see below), whose sum is σ = 278695704. Its totient is φ = 231174720.

The previous prime is 254614033. The next prime is 254614091. The reversal of 254614061 is 160416452.

It can be written as a sum of positive squares in 4 ways, for example, as 1485961 + 253128100 = 1219^2 + 15910^2 .

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-254614061 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254614021) 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, 159746 + ... + 161331.

It is an arithmetic number, because the mean of its divisors is an integer number (34836963).

Almost surely, 2254614061 is an apocalyptic number.

It is an amenable number.

254614061 is a deficient number, since it is larger than the sum of its proper divisors (24081643).

254614061 is a wasteful number, since it uses less digits than its factorization.

254614061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321151.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 254614061 is about 15956.6306280493. The cubic root of 254614061 is about 633.8124920254.

The spelling of 254614061 in words is "two hundred fifty-four million, six hundred fourteen thousand, sixty-one".

Divisors: 1 13 61 793 321077 4174001 19585697 254614061