Cookie Consent by FreePrivacyPolicy.com
Search a number
BaseRepresentation
bin11101101101101000
320011221120
4131231220
512343304
62335240
71014552
oct355550
9204846
10121704
1183490
125a520
134351b
14324d2
15260d9
hex1db68

121704 has 32 divisors (see below), whose sum is σ = 332640. Its totient is φ = 36800.

The previous prime is 121697. The next prime is 121711. The reversal of 121704 is 407121.

It is an interprime number because it is at equal distance from previous prime (121697) and next prime (121711).

It is an unprimeable number.

121704 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34 + ... + 494.

It is an arithmetic number, because the mean of its divisors is an integer number (10395).

2121704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166320).

121704 is an abundant number, since it is smaller than the sum of its proper divisors (210936).

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

121704 is a wasteful number, since it uses less digits than its factorization.

121704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481 (or 477 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 121704 is about 348.8610038396. The cubic root of 121704 is about 49.5566131169.

Adding to 121704 its reverse (407121), we get a palindrome (528825).

It can be divided in two parts, 121 and 704, that multiplied together give a cube (85184 = 443).

The spelling of 121704 in words is "one hundred twenty-one thousand, seven hundred four", and thus it is an iban number.