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242079678207 = 32178365928927
BaseRepresentation
bin1110000101110100010…
…0101011111011111111
3212010211221121211011200
43201131010223323333
512431234344200312
6303113155350543
723326650212403
oct3413504537377
9763757554150
10242079678207
1193735738264
123aabbbb2453
1319a9c1c5853
14ba06969103
15646c80c0dc
hex385d12beff

242079678207 has 48 divisors (see below), whose sum is σ = 375281786880. Its totient is φ = 149830200576.

The previous prime is 242079678121. The next prime is 242079678221. The reversal of 242079678207 is 702876970242.

It is a happy number.

242079678207 is a `hidden beast` number, since 2 + 420 + 7 + 9 + 6 + 7 + 8 + 207 = 666.

It is not a de Polignac number, because 242079678207 - 211 = 242079676159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242079678257) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8354178 + ... + 8383104.

It is an arithmetic number, because the mean of its divisors is an integer number (7818370560).

Almost surely, 2242079678207 is an apocalyptic number.

242079678207 is a deficient number, since it is larger than the sum of its proper divisors (133202108673).

242079678207 is a wasteful number, since it uses less digits than its factorization.

242079678207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29692 (or 29689 counting only the distinct ones).

The product of its (nonzero) digits is 4741632, while the sum is 54.

The spelling of 242079678207 in words is "two hundred forty-two billion, seventy-nine million, six hundred seventy-eight thousand, two hundred seven".

Divisors: 1 3 9 17 51 83 153 249 659 747 1411 1977 4233 5931 11203 12699 28927 33609 54697 86781 100827 164091 260343 491759 492273 929849 1475277 2400941 2789547 4425831 7202823 8368641 19062893 21608469 40815997 57188679 122447991 171566037 324069181 367343973 972207543 1582220119 2916622629 4746660357 14239981071 26897742023 80693226069 242079678207