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131202413140312 = 233113922716766773
BaseRepresentation
bin11101110101001111110001…
…001110101001100101011000
3122012112211100202110121221101
4131311033301032221211120
5114144110020230442222
61143013320112321144
736431030051600143
oct3565176116514530
9565484322417841
10131202413140312
11388946a3861358
121286baa68431b4
135829446aa9867
142458332da705a
151027d21053927
hex7753f13a9958

131202413140312 has 64 divisors (see below), whose sum is σ = 256893804518400. Its totient is φ = 62750650216320.

The previous prime is 131202413140307. The next prime is 131202413140333. The reversal of 131202413140312 is 213041314202131.

It is a super-2 number, since 2×1312024131403122 (a number of 29 digits) contains 22 as substring.

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, 558243 + ... + 16208530.

It is an arithmetic number, because the mean of its divisors is an integer number (4013965695600).

Almost surely, 2131202413140312 is an apocalyptic number.

It is an amenable number.

131202413140312 is a deficient number, since it is larger than the sum of its proper divisors (125691391378088).

131202413140312 is a wasteful number, since it uses less digits than its factorization.

131202413140312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16767176 (or 16767172 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 131202413140312 its reverse (213041314202131), we get a palindrome (344243727342443).

The spelling of 131202413140312 in words is "one hundred thirty-one trillion, two hundred two billion, four hundred thirteen million, one hundred forty thousand, three hundred twelve".

Divisors: 1 2 4 8 31 62 124 139 227 248 278 454 556 908 1112 1816 4309 7037 8618 14074 17236 28148 31553 34472 56296 63106 126212 252424 978143 1956286 3912572 7825144 16766773 33533546 67067092 134134184 519769963 1039539926 2079079852 2330581447 3806057471 4158159704 4661162894 7612114942 9322325788 15224229884 18644651576 30448459768 72248024857 117987781601 144496049714 235975563202 288992099428 471951126404 529041988469 577984198856 943902252808 1058083976938 2116167953876 4232335907752 16400301642539 32800603285078 65601206570156 131202413140312