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121414044 = 22310117837
BaseRepresentation
bin1110011110010…
…10000110011100
322110110110202110
413033022012130
5222040222134
620014154020
73003000543
oct717120634
9273413673
10121414044
1162598194
12347b2910
131c20073b
14121a715a
15a9d47e9
hex73ca19c

121414044 has 12 divisors (see below), whose sum is σ = 283299464. Its totient is φ = 40471344.

The previous prime is 121414037. The next prime is 121414087. The reversal of 121414044 is 440414121.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×1214140443 (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 121414044.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5058907 + ... + 5058930.

Almost surely, 2121414044 is an apocalyptic number.

It is an amenable number.

121414044 is an abundant number, since it is smaller than the sum of its proper divisors (161885420).

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

121414044 is a wasteful number, since it uses less digits than its factorization.

121414044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10117844 (or 10117842 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 121414044 is about 11018.8041093396. The cubic root of 121414044 is about 495.1722612374.

Adding to 121414044 its reverse (440414121), we get a palindrome (561828165).

The spelling of 121414044 in words is "one hundred twenty-one million, four hundred fourteen thousand, forty-four".

Divisors: 1 2 3 4 6 12 10117837 20235674 30353511 40471348 60707022 121414044