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31003413041 = 311607164233
BaseRepresentation
bin11100110111111100…
…101000101000110001
32222000200101120022002
4130313330220220301
51001443333204131
622124234423345
72145202443206
oct346774505061
988020346262
1031003413041
111216a689107
126012b91b55
132c01228923
141701803cad
15c16c816cb
hex737f28a31

31003413041 has 8 divisors (see below), whose sum is σ = 31154532864. Its totient is φ = 30852623520.

The previous prime is 31003413029. The next prime is 31003413073. The reversal of 31003413041 is 14031430013.

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 31003413041 - 26 = 31003412977 is a prime.

It is a super-2 number, since 2×310034130412 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31003413941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106661 + ... + 270893.

It is an arithmetic number, because the mean of its divisors is an integer number (3894316608).

Almost surely, 231003413041 is an apocalyptic number.

It is an amenable number.

31003413041 is a deficient number, since it is larger than the sum of its proper divisors (151119823).

31003413041 is a wasteful number, since it uses less digits than its factorization.

31003413041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165151.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 31003413041 its reverse (14031430013), we get a palindrome (45034843054).

The spelling of 31003413041 in words is "thirty-one billion, three million, four hundred thirteen thousand, forty-one".

Divisors: 1 311 607 164233 188777 51076463 99689431 31003413041