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33042552425 = 521321702097
BaseRepresentation
bin11110110001011111…
…010101011001101001
310011021210101120122222
4132301133111121221
51020132343134200
623102440323425
72246553030041
oct366137253151
9104253346588
1033042552425
1113016728773
1264a1a73575
133167827b8c
14185656a721
15cd5cc5d85
hex7b17d5669

33042552425 has 6 divisors (see below), whose sum is σ = 40972765038. Its totient is φ = 26434041920.

The previous prime is 33042552421. The next prime is 33042552427. The reversal of 33042552425 is 52425524033.

It can be written as a sum of positive squares in 3 ways, for example, as 5963546176 + 27079006249 = 77224^2 + 164557^2 .

It is not a de Polignac number, because 33042552425 - 22 = 33042552421 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33042552421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 660851024 + ... + 660851073.

It is an arithmetic number, because the mean of its divisors is an integer number (6828794173).

Almost surely, 233042552425 is an apocalyptic number.

It is an amenable number.

33042552425 is a deficient number, since it is larger than the sum of its proper divisors (7930212613).

33042552425 is a wasteful number, since it uses less digits than its factorization.

33042552425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321702107 (or 1321702102 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 35.

The spelling of 33042552425 in words is "thirty-three billion, forty-two million, five hundred fifty-two thousand, four hundred twenty-five".

Divisors: 1 5 25 1321702097 6608510485 33042552425