Search a number
-
+
60215441 = 1113431977
BaseRepresentation
bin1110010110110…
…1000010010001
311012022021001112
43211231002101
5110403343231
65550343105
71330552136
oct345550221
9135267045
1060215441
1130a98830
12181baa95
13c624050
147dd658d
15544692b
hex396d091

60215441 has 16 divisors (see below), whose sum is σ = 70979328. Its totient is φ = 50361600.

The previous prime is 60215431. The next prime is 60215453. The reversal of 60215441 is 14451206.

It is a cyclic number.

It is not a de Polignac number, because 60215441 - 210 = 60214417 is a prime.

It is a super-3 number, since 3×602154413 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60215431) 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, 61145 + ... + 62121.

It is an arithmetic number, because the mean of its divisors is an integer number (4436208).

Almost surely, 260215441 is an apocalyptic number.

It is an amenable number.

60215441 is a deficient number, since it is larger than the sum of its proper divisors (10763887).

60215441 is a wasteful number, since it uses less digits than its factorization.

60215441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1432.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 60215441 is about 7759.8608879283. The cubic root of 60215441 is about 391.9547727392.

Adding to 60215441 its reverse (14451206), we get a palindrome (74666647).

The spelling of 60215441 in words is "sixty million, two hundred fifteen thousand, four hundred forty-one".

Divisors: 1 11 13 143 431 977 4741 5603 10747 12701 61633 139711 421087 4631957 5474131 60215441