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31341323001 = 353197115239
BaseRepresentation
bin11101001100000101…
…101010001011111001
32222220020020011121210
4131030011222023321
51003141334314001
622221545153333
72156444564352
oct351405521371
988806204553
1031341323001
11123233a593a
1260a818b849
132c5623ab51
141734644d29
15c3677cdd6
hex74c16a2f9

31341323001 has 8 divisors (see below), whose sum is σ = 42576891840. Its totient is φ = 20499984752.

The previous prime is 31341322993. The next prime is 31341323003. The reversal of 31341323001 is 10032314313.

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 31341323001 - 23 = 31341322993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (31341323003) 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, 98557461 + ... + 98557778.

It is an arithmetic number, because the mean of its divisors is an integer number (5322111480).

Almost surely, 231341323001 is an apocalyptic number.

It is an amenable number.

31341323001 is a deficient number, since it is larger than the sum of its proper divisors (11235568839).

31341323001 is a wasteful number, since it uses less digits than its factorization.

31341323001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197115295.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 31341323001 its reverse (10032314313), we get a palindrome (41373637314).

The spelling of 31341323001 in words is "thirty-one billion, three hundred forty-one million, three hundred twenty-three thousand, one".

Divisors: 1 3 53 159 197115239 591345717 10447107667 31341323001