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33102113020 = 2251655105651
BaseRepresentation
bin11110110101000010…
…100010100011111100
310011102221110120102221
4132311002202203330
51020243120104040
623112405055124
72251205214064
oct366502424374
9104387416387
1033102113020
11130473094a9
1264b99b74a4
133176c7cb32
1418604323a4
15cdb13d74a
hex7b50a28fc

33102113020 has 12 divisors (see below), whose sum is σ = 69514437384. Its totient is φ = 13240845200.

The previous prime is 33102112999. The next prime is 33102113021. The reversal of 33102113020 is 2031120133.

It is a junction number, because it is equal to n+sod(n) for n = 33102112985 and 33102113003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33102113021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 827552806 + ... + 827552845.

It is an arithmetic number, because the mean of its divisors is an integer number (5792869782).

Almost surely, 233102113020 is an apocalyptic number.

It is an amenable number.

33102113020 is an abundant number, since it is smaller than the sum of its proper divisors (36412324364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33102113020 is a wasteful number, since it uses less digits than its factorization.

33102113020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655105660 (or 1655105658 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 33102113020 its reverse (2031120133), we get a palindrome (35133233153).

The spelling of 33102113020 in words is "thirty-three billion, one hundred two million, one hundred thirteen thousand, twenty".

Divisors: 1 2 4 5 10 20 1655105651 3310211302 6620422604 8275528255 16551056510 33102113020