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242725148 = 22167363361
BaseRepresentation
bin11100111011110…
…11000100011100
3121220201201022022
432131323010130
5444114201043
640030235312
76005062331
oct1635730434
9556651268
10242725148
11115014aa6
1269355b38
133b396363
1424344988
1516498868
hexe77b11c

242725148 has 12 divisors (see below), whose sum is σ = 427313712. Its totient is φ = 120635520.

The previous prime is 242725129. The next prime is 242725151. The reversal of 242725148 is 841527242.

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, 181013 + ... + 182348.

It is an arithmetic number, because the mean of its divisors is an integer number (35609476).

Almost surely, 2242725148 is an apocalyptic number.

It is an amenable number.

242725148 is a deficient number, since it is larger than the sum of its proper divisors (184588564).

242725148 is a wasteful number, since it uses less digits than its factorization.

242725148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363532 (or 363530 counting only the distinct ones).

The product of its digits is 35840, while the sum is 35.

The square root of 242725148 is about 15579.6388918357. The cubic root of 242725148 is about 623.7897844110.

The spelling of 242725148 in words is "two hundred forty-two million, seven hundred twenty-five thousand, one hundred forty-eight".

Divisors: 1 2 4 167 334 668 363361 726722 1453444 60681287 121362574 242725148