Search a number
-
+
54379401 = 3251257281
BaseRepresentation
bin1100111101110…
…0001110001001
310210022202111220
43033130032021
5102410120101
65221312253
71230134346
oct317341611
9123282456
1054379401
112877205a
1216265689
13b35c87b
1473177cd
154b92636
hex33dc389

54379401 has 16 divisors (see below), whose sum is σ = 73338048. Its totient is φ = 35840000.

The previous prime is 54379399. The next prime is 54379417. The reversal of 54379401 is 10497345.

It is a cyclic number.

It is not a de Polignac number, because 54379401 - 21 = 54379399 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (54379421) 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, 193381 + ... + 193661.

It is an arithmetic number, because the mean of its divisors is an integer number (4583628).

Almost surely, 254379401 is an apocalyptic number.

It is an amenable number.

54379401 is a deficient number, since it is larger than the sum of its proper divisors (18958647).

54379401 is a wasteful number, since it uses less digits than its factorization.

54379401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 54379401 is about 7374.2390115862. The cubic root of 54379401 is about 378.8594633993.

The spelling of 54379401 in words is "fifty-four million, three hundred seventy-nine thousand, four hundred one".

Divisors: 1 3 251 257 281 753 771 843 64507 70531 72217 193521 211593 216651 18126467 54379401