Search a number
-
+
121460 = 2256073
BaseRepresentation
bin11101101001110100
320011121112
4131221310
512341320
62334152
71014053
oct355164
9204545
10121460
1183289
125a358
1343391
143239a
1525ec5
hex1da74

121460 has 12 divisors (see below), whose sum is σ = 255108. Its totient is φ = 48576.

The previous prime is 121453. The next prime is 121469. The reversal of 121460 is 64121.

It can be written as a sum of positive squares in 2 ways, for example, as 80656 + 40804 = 284^2 + 202^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121469) 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, 3017 + ... + 3056.

It is an arithmetic number, because the mean of its divisors is an integer number (21259).

2121460 is an apocalyptic number.

121460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121460 is an abundant number, since it is smaller than the sum of its proper divisors (133648).

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

121460 is a wasteful number, since it uses less digits than its factorization.

121460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6082 (or 6080 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 121460 is about 348.5111189044. The cubic root of 121460 is about 49.5234728657.

Adding to 121460 its reverse (64121), we get a palindrome (185581).

The spelling of 121460 in words is "one hundred twenty-one thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 6073 12146 24292 30365 60730 121460