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60145 = 523523
BaseRepresentation
bin1110101011110001
310001111121
432223301
53411040
61142241
7340231
oct165361
9101447
1060145
1141208
122a981
13214b7
1417cc1
1512c4a
hexeaf1

60145 has 8 divisors (see below), whose sum is σ = 75456. Its totient is φ = 45936.

The previous prime is 60139. The next prime is 60149. The reversal of 60145 is 54106.

60145 = 732 + 742 + ... + 822.

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 60145 - 27 = 60017 is a prime.

It is a Duffinian number.

60145 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (60149) 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, 147 + ... + 376.

It is an arithmetic number, because the mean of its divisors is an integer number (9432).

260145 is an apocalyptic number.

It is an amenable number.

60145 is a deficient number, since it is larger than the sum of its proper divisors (15311).

60145 is a wasteful number, since it uses less digits than its factorization.

60145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 60145 is about 245.2447756834. The cubic root of 60145 is about 39.1801874752.

Subtracting from 60145 its product of nonzero digits (120), we obtain a square (60025 = 2452).

It can be divided in two parts, 601 and 45, that added together give a palindrome (646).

The spelling of 60145 in words is "sixty thousand, one hundred forty-five".

Divisors: 1 5 23 115 523 2615 12029 60145