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33145405001 = 472400129383
BaseRepresentation
bin11110110111100111…
…101011111001001001
310011112221221000212122
4132313213223321021
51020340210430001
623120553021025
72252242202552
oct366747537111
9104487830778
1033145405001
11130697983a5
1265103b4775
133182c29ba7
1418660a1329
15cded40b1b
hex7b79ebe49

33145405001 has 8 divisors (see below), whose sum is σ = 33853188864. Its totient is φ = 32437728000.

The previous prime is 33145404997. The next prime is 33145405021. The reversal of 33145405001 is 10050454133.

Adding to 33145405001 its reverse (10050454133), we get a palindrome (43195859134).

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 33145405001 - 22 = 33145404997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33145405021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1113356 + ... + 1142738.

It is an arithmetic number, because the mean of its divisors is an integer number (4231648608).

Almost surely, 233145405001 is an apocalyptic number.

It is an amenable number.

33145405001 is a deficient number, since it is larger than the sum of its proper divisors (707783863).

33145405001 is a wasteful number, since it uses less digits than its factorization.

33145405001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53431.

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 33145405001 in words is "thirty-three billion, one hundred forty-five million, four hundred five thousand, one".