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352985079 = 3139846487
BaseRepresentation
bin10101000010100…
…001111111110111
3220121012111111110
4111002201333313
51210331010304
655005410103
711514216006
oct2502417767
9817174443
10352985079
11171283a07
129a269933
135818cb15
1434c46c3d
1520ec8289
hex150a1ff7

352985079 has 8 divisors (see below), whose sum is σ = 474033280. Its totient is φ = 233630136.

The previous prime is 352985041. The next prime is 352985081. The reversal of 352985079 is 970589253.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 352985079 - 211 = 352983031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352985089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 422827 + ... + 423660.

It is an arithmetic number, because the mean of its divisors is an integer number (59254160).

Almost surely, 2352985079 is an apocalyptic number.

352985079 is a deficient number, since it is larger than the sum of its proper divisors (121048201).

352985079 is a wasteful number, since it uses less digits than its factorization.

352985079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846629.

The product of its (nonzero) digits is 680400, while the sum is 48.

The square root of 352985079 is about 18787.8971415111. The cubic root of 352985079 is about 706.7277036051.

The spelling of 352985079 in words is "three hundred fifty-two million, nine hundred eighty-five thousand, seventy-nine".

Divisors: 1 3 139 417 846487 2539461 117661693 352985079