Search a number
-
+
254418141 = 3174988591
BaseRepresentation
bin11110010101000…
…01110011011101
3122201201210002010
433022201303131
51010112340031
641125021433
76206342565
oct1712416335
9581653063
10254418141
1112068112a
1271254879
134092b6a3
1425b09da5
1517508246
hexf2a1cdd

254418141 has 8 divisors (see below), whose sum is σ = 359178624. Its totient is φ = 159634880.

The previous prime is 254418139. The next prime is 254418163. The reversal of 254418141 is 141814452.

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 254418141 - 21 = 254418139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 254418099 and 254418108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254418121) 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, 2494245 + ... + 2494346.

It is an arithmetic number, because the mean of its divisors is an integer number (44897328).

Almost surely, 2254418141 is an apocalyptic number.

It is an amenable number.

254418141 is a deficient number, since it is larger than the sum of its proper divisors (104760483).

254418141 is a wasteful number, since it uses less digits than its factorization.

254418141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4988611.

The product of its digits is 5120, while the sum is 30.

The square root of 254418141 is about 15950.4903059436. The cubic root of 254418141 is about 633.6498819861.

The spelling of 254418141 in words is "two hundred fifty-four million, four hundred eighteen thousand, one hundred forty-one".

Divisors: 1 3 17 51 4988591 14965773 84806047 254418141