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342510323131 = 3153268377699
BaseRepresentation
bin1001111101111110011…
…01001100010110111011
31012202002010121012012101
410332333031030112323
521102430120320011
6421202544524231
733513503465434
oct4767715142673
91182063535171
10342510323131
1112229216a259
125646a020677
13263b5cb6272
1412812c8a48b
158d997602c1
hex4fbf34c5bb

342510323131 has 16 divisors (see below), whose sum is σ = 360368870400. Its totient is φ = 325082216160.

The previous prime is 342510323063. The next prime is 342510323153. The reversal of 342510323131 is 131323015243.

It is not a de Polignac number, because 342510323131 - 219 = 342509798843 is a prime.

It is a super-2 number, since 2×3425103231312 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 342510323131.

It is not an unprimeable number, because it can be changed into a prime (342510623131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4369320 + ... + 4447018.

It is an arithmetic number, because the mean of its divisors is an integer number (22523054400).

Almost surely, 2342510323131 is an apocalyptic number.

342510323131 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

342510323131 is a deficient number, since it is larger than the sum of its proper divisors (17858547269).

342510323131 is a wasteful number, since it uses less digits than its factorization.

342510323131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80466.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 342510323131 its reverse (131323015243), we get a palindrome (473833338374).

The spelling of 342510323131 in words is "three hundred forty-two billion, five hundred ten million, three hundred twenty-three thousand, one hundred thirty-one".

Divisors: 1 31 53 1643 2683 77699 83173 142199 2408669 4118047 4408169 127659457 208466417 6462458927 11048720101 342510323131