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242648152 = 2330331019
BaseRepresentation
bin11100111011010…
…00010001011000
3121220120210200121
432131220101120
5444104220102
640024443024
76004322005
oct1635502130
9556523617
10242648152
11114a7216a
1269319474
133b36a2b6
14243248ac
1516480b37
hexe768458

242648152 has 8 divisors (see below), whose sum is σ = 454965300. Its totient is φ = 121324072.

The previous prime is 242648149. The next prime is 242648167. The reversal of 242648152 is 251846242.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15165502 + ... + 15165517.

Almost surely, 2242648152 is an apocalyptic number.

It is an amenable number.

242648152 is a deficient number, since it is larger than the sum of its proper divisors (212317148).

242648152 is a wasteful number, since it uses less digits than its factorization.

242648152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30331025 (or 30331021 counting only the distinct ones).

The product of its digits is 30720, while the sum is 34.

The square root of 242648152 is about 15577.1676501218. The cubic root of 242648152 is about 623.7238189929.

The spelling of 242648152 in words is "two hundred forty-two million, six hundred forty-eight thousand, one hundred fifty-two".

Divisors: 1 2 4 8 30331019 60662038 121324076 242648152