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33130320103 = 1712831518973
BaseRepresentation
bin11110110110101110…
…001001000011100111
310011111220112122021201
4132312232021003213
51020322330220403
623115253423331
72252000034346
oct366656110347
9104456478251
1033130320103
1113061224941
12650733ab47
13317ca77a0a
141864095b5d
15cdd86121d
hex7b6b890e7

33130320103 has 8 divisors (see below), whose sum is σ = 35106527088. Its totient is φ = 31157153664.

The previous prime is 33130320101. The next prime is 33130320131. The reversal of 33130320103 is 30102303133.

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 33130320103 - 21 = 33130320101 is a prime.

It is a super-2 number, since 2×331303201032 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33130320101) 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, 737676 + ... + 781297.

It is an arithmetic number, because the mean of its divisors is an integer number (4388315886).

Almost surely, 233130320103 is an apocalyptic number.

33130320103 is a deficient number, since it is larger than the sum of its proper divisors (1976206985).

33130320103 is a wasteful number, since it uses less digits than its factorization.

33130320103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1520273.

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 33130320103 its reverse (30102303133), we get a palindrome (63232623236).

The spelling of 33130320103 in words is "thirty-three billion, one hundred thirty million, three hundred twenty thousand, one hundred three".

Divisors: 1 17 1283 21811 1518973 25822541 1948842359 33130320103