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121014030 = 23515725693
BaseRepresentation
bin1110011011010…
…00011100001110
322102201011001010
413031220130032
5221434422110
620001430050
72666413404
oct715503416
9272634033
10121014030
11623446a5
123463b326
131c0c0647
1412101474
15a956020
hex736870e

121014030 has 32 divisors (see below), whose sum is σ = 292294944. Its totient is φ = 32063616.

The previous prime is 121014011. The next prime is 121014037. The reversal of 121014030 is 30410121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 121013997 and 121014015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121014037) 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, 8137 + ... + 17556.

It is an arithmetic number, because the mean of its divisors is an integer number (9134217).

Almost surely, 2121014030 is an apocalyptic number.

121014030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121014030 is an abundant number, since it is smaller than the sum of its proper divisors (171280914).

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

121014030 is a wasteful number, since it uses less digits than its factorization.

121014030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25860.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 121014030 is about 11000.6377087876. The cubic root of 121014030 is about 494.6278602822.

Adding to 121014030 its reverse (30410121), we get a palindrome (151424151).

The spelling of 121014030 in words is "one hundred twenty-one million, fourteen thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 157 314 471 785 942 1570 2355 4710 25693 51386 77079 128465 154158 256930 385395 770790 4033801 8067602 12101403 20169005 24202806 40338010 60507015 121014030