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31033000201 = 7251121314561
BaseRepresentation
bin11100111001101101…
…100000000100001001
32222002202001202020211
4130321231200010021
51002023422001301
622131212521121
72146012102150
oct347155400411
988082052224
1031033000201
1112185357405
126020a801a1
132c073b7a18
141705706597
15c19678051
hex739b60109

31033000201 has 16 divisors (see below), whose sum is σ = 35639388288. Its totient is φ = 26470080000.

The previous prime is 31033000199. The next prime is 31033000223. The reversal of 31033000201 is 10200033013.

It is not a de Polignac number, because 31033000201 - 21 = 31033000199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (31033000241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2123961 + ... + 2138521.

It is an arithmetic number, because the mean of its divisors is an integer number (2227461768).

Almost surely, 231033000201 is an apocalyptic number.

It is an amenable number.

31033000201 is a deficient number, since it is larger than the sum of its proper divisors (4606388087).

31033000201 is a wasteful number, since it uses less digits than its factorization.

31033000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16032.

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 31033000201 its reverse (10200033013), we get a palindrome (41233033214).

The spelling of 31033000201 in words is "thirty-one billion, thirty-three million, two hundred one", and thus it is an aban number.

Divisors: 1 7 251 1213 1757 8491 14561 101927 304463 2131241 3654811 17662493 25583677 123637451 4433285743 31033000201