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3130212312106 = 211699112035193
BaseRepresentation
bin101101100011001111001…
…100010110010000101010
3102002020121212201002112021
4231203033030112100222
5402241133322441411
610353555533135054
7442102402435135
oct55431714262052
912066555632467
103130212312106
11aa7574278060
124267a592a48a
131992406acaa9
14ab70866b21c
1556656044a71
hex2d8cf31642a

3130212312106 has 16 divisors (see below), whose sum is σ = 5122241385408. Its totient is φ = 1422802727200.

The previous prime is 3130212312079. The next prime is 3130212312107. The reversal of 3130212312106 is 6012132120313.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3130212312107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520446 + ... + 2555638.

It is an arithmetic number, because the mean of its divisors is an integer number (320140086588).

Almost surely, 23130212312106 is an apocalyptic number.

3130212312106 is a deficient number, since it is larger than the sum of its proper divisors (1992029073302).

3130212312106 is a wasteful number, since it uses less digits than its factorization.

3130212312106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2105117.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 3130212312106 its reverse (6012132120313), we get a palindrome (9142344432419).

The spelling of 3130212312106 in words is "three trillion, one hundred thirty billion, two hundred twelve million, three hundred twelve thousand, one hundred six".

Divisors: 1 2 11 22 69911 139822 769021 1538042 2035193 4070386 22387123 44774246 142282377823 284564755646 1565106156053 3130212312106