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13110032212 = 224701769709
BaseRepresentation
bin11000011010110101…
…10011011101010100
31020211122211122021121
430031122303131110
5203322132012322
610004521253324
7642610302154
oct141532633524
936748748247
1013110032212
1156182a9272
12265a634244
13130c118914
148c520c764
1551ae38ec7
hex30d6b3754

13110032212 has 12 divisors (see below), whose sum is σ = 22943373460. Its totient is φ = 6554782656.

The previous prime is 13110032189. The next prime is 13110032213. The reversal of 13110032212 is 21223001131.

It can be written as a sum of positive squares in 2 ways, for example, as 6002530576 + 7107501636 = 77476^2 + 84306^2 .

It is a super-3 number, since 3×131100322123 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13110032213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153214 + ... + 222922.

Almost surely, 213110032212 is an apocalyptic number.

It is an amenable number.

13110032212 is a deficient number, since it is larger than the sum of its proper divisors (9833341248).

13110032212 is a wasteful number, since it uses less digits than its factorization.

13110032212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116730 (or 116728 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 13110032212 its reverse (21223001131), we get a palindrome (34333033343).

The spelling of 13110032212 in words is "thirteen billion, one hundred ten million, thirty-two thousand, two hundred twelve".

Divisors: 1 2 4 47017 69709 94034 139418 188068 278836 3277508053 6555016106 13110032212