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33420153353 = 316716090589
BaseRepresentation
bin11111000111111111…
…110001001000001001
310012021002220200202112
4133013333301020021
51021421024401403
623204125512105
72262116421266
oct370777611011
9105232820675
1033420153353
111319a894954
126588412635
1331c7b26092
14189078026d
15d090129d8
hex7c7ff1209

33420153353 has 8 divisors (see below), whose sum is σ = 35013123840. Its totient is φ = 31859364240.

The previous prime is 33420153313. The next prime is 33420153373. The reversal of 33420153353 is 35335102433.

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

It is a cyclic number.

It is not a de Polignac number, because 33420153353 - 214 = 33420136969 is a prime.

It is a super-2 number, since 2×334201533532 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33420153313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8043218 + ... + 8047371.

It is an arithmetic number, because the mean of its divisors is an integer number (4376640480).

Almost surely, 233420153353 is an apocalyptic number.

It is an amenable number.

33420153353 is a deficient number, since it is larger than the sum of its proper divisors (1592970487).

33420153353 is a wasteful number, since it uses less digits than its factorization.

33420153353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16090687.

The product of its (nonzero) digits is 48600, while the sum is 32.

Adding to 33420153353 its reverse (35335102433), we get a palindrome (68755255786).

The spelling of 33420153353 in words is "thirty-three billion, four hundred twenty million, one hundred fifty-three thousand, three hundred fifty-three".

Divisors: 1 31 67 2077 16090589 498808259 1078069463 33420153353