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342237049 = 7119745821
BaseRepresentation
bin10100011001100…
…001111101111001
3212211222102222021
4110121201331321
51200103041144
653543154441
711323652440
oct2431417571
9784872867
10342237049
11166202840
1296745a21
1355b9893b
1433649d57
15200a3884
hex14661f79

342237049 has 16 divisors (see below), whose sum is σ = 431093376. Its totient is φ = 263923200.

The previous prime is 342237037. The next prime is 342237061. The reversal of 342237049 is 940732243.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (342237037) and next prime (342237061).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-342237049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (342237019) 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, 15442 + ... + 30379.

It is an arithmetic number, because the mean of its divisors is an integer number (26943336).

Almost surely, 2342237049 is an apocalyptic number.

It is an amenable number.

342237049 is a deficient number, since it is larger than the sum of its proper divisors (88856327).

342237049 is a wasteful number, since it uses less digits than its factorization.

342237049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45936.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 342237049 is about 18499.6499696616. The cubic root of 342237049 is about 699.4806004154.

The spelling of 342237049 in words is "three hundred forty-two million, two hundred thirty-seven thousand, forty-nine".

Divisors: 1 7 11 77 97 679 1067 7469 45821 320747 504031 3528217 4444637 31112459 48891007 342237049