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3111102201320 = 235571113618903
BaseRepresentation
bin101101010001011100001…
…001000011110111101000
3102000102022001122212210022
4231101130021003313220
5401433014130420240
610341115353140012
7440525004246341
oct55213411036750
912012261585708
103111102201320
11a9a4580a4a73
12422b519ba608
131974b649b729
14aa81462d0c8
1555dd84a99b5
hex2d45c243de8

3111102201320 has 32 divisors (see below), whose sum is σ = 7001206168320. Its totient is φ = 1244222886720.

The previous prime is 3111102201313. The next prime is 3111102201401. The reversal of 3111102201320 is 231022011113.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6581012 + ... + 7037891.

It is an arithmetic number, because the mean of its divisors is an integer number (218787692760).

Almost surely, 23111102201320 is an apocalyptic number.

It is an amenable number.

3111102201320 is an abundant number, since it is smaller than the sum of its proper divisors (3890103967000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3111102201320 is a wasteful number, since it uses less digits than its factorization.

3111102201320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13624625 (or 13624621 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 3111102201320 its reverse (231022011113), we get a palindrome (3342124212433).

The spelling of 3111102201320 in words is "three trillion, one hundred eleven billion, one hundred two million, two hundred one thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 5711 11422 22844 28555 45688 57110 114220 228440 13618903 27237806 54475612 68094515 108951224 136189030 272378060 544756120 77777555033 155555110066 311110220132 388887775165 622220440264 777775550330 1555551100660 3111102201320