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242463129 = 31738312413
BaseRepresentation
bin11100111001110…
…11000110011001
3121220020101212220
432130323012121
5444032310004
640020454253
76002621406
oct1634730631
9556211786
10242463129
11114956157
126924a389
133b30400c
14242b72ad
1516445dd9
hexe73b199

242463129 has 16 divisors (see below), whose sum is σ = 343222272. Its totient is φ = 151724288.

The previous prime is 242463103. The next prime is 242463157. The reversal of 242463129 is 921364242.

It is a cyclic number.

It is not a de Polignac number, because 242463129 - 215 = 242430361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242463129.

It is not an unprimeable number, because it can be changed into a prime (242463029) 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, 13327 + ... + 25739.

It is an arithmetic number, because the mean of its divisors is an integer number (21451392).

Almost surely, 2242463129 is an apocalyptic number.

It is an amenable number.

242463129 is a deficient number, since it is larger than the sum of its proper divisors (100759143).

242463129 is a wasteful number, since it uses less digits than its factorization.

242463129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12816.

The product of its digits is 20736, while the sum is 33.

The square root of 242463129 is about 15571.2276009311. The cubic root of 242463129 is about 623.5652456348.

The spelling of 242463129 in words is "two hundred forty-two million, four hundred sixty-three thousand, one hundred twenty-nine".

Divisors: 1 3 17 51 383 1149 6511 12413 19533 37239 211021 633063 4754179 14262537 80821043 242463129