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60220 = 2253011
BaseRepresentation
bin1110101100111100
310001121101
432230330
53411340
61142444
7340366
oct165474
9101541
1060220
1141276
122aa24
1321544
1417d36
1512c9a
hexeb3c

60220 has 12 divisors (see below), whose sum is σ = 126504. Its totient is φ = 24080.

The previous prime is 60217. The next prime is 60223. The reversal of 60220 is 2206.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (60217) and next prime (60223).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 60197 and 60206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1486 + ... + 1525.

It is an arithmetic number, because the mean of its divisors is an integer number (10542).

260220 is an apocalyptic number.

It is an amenable number.

60220 is an abundant number, since it is smaller than the sum of its proper divisors (66284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63252).

60220 is a wasteful number, since it uses less digits than its factorization.

60220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3020 (or 3018 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 60220 is about 245.3976365004. The cubic root of 60220 is about 39.1964664315.

Adding to 60220 its reverse (2206), we get a palindrome (62426).

The spelling of 60220 in words is "sixty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 3011 6022 12044 15055 30110 60220