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242190652 = 22115504333
BaseRepresentation
bin11100110111110…
…00100100111100
3121212201120010011
432123320210330
5444000100102
640010553004
76000405124
oct1633704474
9555646104
10242190652
1111478a470
1269138764
133b239ca2
1424245c84
15163e02d7
hexe6f893c

242190652 has 12 divisors (see below), whose sum is σ = 462364056. Its totient is φ = 110086640.

The previous prime is 242190647. The next prime is 242190659. The reversal of 242190652 is 256091242.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242190659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2752123 + ... + 2752210.

It is an arithmetic number, because the mean of its divisors is an integer number (38530338).

Almost surely, 2242190652 is an apocalyptic number.

242190652 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

242190652 is a deficient number, since it is larger than the sum of its proper divisors (220173404).

242190652 is a wasteful number, since it uses less digits than its factorization.

242190652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5504348 (or 5504346 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 242190652 is about 15562.4757670494. The cubic root of 242190652 is about 623.3315731662.

The spelling of 242190652 in words is "two hundred forty-two million, one hundred ninety thousand, six hundred fifty-two".

Divisors: 1 2 4 11 22 44 5504333 11008666 22017332 60547663 121095326 242190652