Search a number
-
+
31024606119 = 313261192517
BaseRepresentation
bin11100111001001101…
…011110101110100111
32222002011021021201220
4130321031132232213
51002014244343434
622130312551423
72145550541463
oct347115365647
988064237656
1031024606119
1112180643851
12601a0b2573
132c05739100
14170455d4a3
15c18a6ad49
hex73935eba7

31024606119 has 12 divisors (see below), whose sum is σ = 44792923176. Its totient is φ = 19092064992.

The previous prime is 31024606103. The next prime is 31024606121. The reversal of 31024606119 is 91160642013.

It is not a de Polignac number, because 31024606119 - 24 = 31024606103 is a prime.

It is a super-2 number, since 2×310246061192 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 31024606119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31024606159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30595752 + ... + 30596765.

It is an arithmetic number, because the mean of its divisors is an integer number (3732743598).

Almost surely, 231024606119 is an apocalyptic number.

31024606119 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

31024606119 is a deficient number, since it is larger than the sum of its proper divisors (13768317057).

31024606119 is a wasteful number, since it uses less digits than its factorization.

31024606119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61192546 (or 61192533 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The spelling of 31024606119 in words is "thirty-one billion, twenty-four million, six hundred six thousand, one hundred nineteen".

Divisors: 1 3 13 39 169 507 61192517 183577551 795502721 2386508163 10341535373 31024606119