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2013131210132 = 227401330754217
BaseRepresentation
bin11101010010110111111…
…110000111110110010100
321010110020120112102220002
4131102313332013312110
5230440343042211012
64140453020230432
7265305160643360
oct35226776076624
97113216472802
102013131210132
117068450a4369
122861a969b418
13117ab6b865b3
146d6168122a0
1537575beb7c2
hex1d4b7f87d94

2013131210132 has 48 divisors (see below), whose sum is σ = 4037597977728. Its totient is φ = 860342860800.

The previous prime is 2013131210089. The next prime is 2013131210147. The reversal of 2013131210132 is 2310121313102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37103888 + ... + 37158104.

It is an arithmetic number, because the mean of its divisors is an integer number (84116624536).

Almost surely, 22013131210132 is an apocalyptic number.

It is an amenable number.

2013131210132 is an abundant number, since it is smaller than the sum of its proper divisors (2024466767596).

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

2013131210132 is a wasteful number, since it uses less digits than its factorization.

2013131210132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57936 (or 57934 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 2013131210132 its reverse (2310121313102), we get a palindrome (4323252523234).

The spelling of 2013131210132 in words is "two trillion, thirteen billion, one hundred thirty-one million, two hundred ten thousand, one hundred thirty-two".

Divisors: 1 2 4 7 14 28 401 802 1604 2807 3307 5614 6614 11228 13228 23149 46298 54217 92596 108434 216868 379519 759038 1326107 1518076 2652214 5304428 9282749 18565498 21741017 37130996 43482034 86964068 152187119 179295619 304374238 358591238 608748476 717182476 1255069333 2510138666 5020277332 71897543219 143795086438 287590172876 503282802533 1006565605066 2013131210132