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31234341301 = 148747209983
BaseRepresentation
bin11101000101101101…
…100011100110110101
32222121202220221022121
4131011231203212311
51002431442410201
622203204155541
72154005343352
oct350555434665
988552827277
1031234341301
1112278a75a09
126078398bb1
132c3a021577
141724357629
15c2c1999a1
hex745b639b5

31234341301 has 4 divisors (see below), whose sum is σ = 31234700032. Its totient is φ = 31233982572.

The previous prime is 31234341287. The next prime is 31234341329. The reversal of 31234341301 is 10314343213.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 31234341301 - 25 = 31234341269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31234341331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43756 + ... + 253738.

It is an arithmetic number, because the mean of its divisors is an integer number (7808675008).

Almost surely, 231234341301 is an apocalyptic number.

It is an amenable number.

31234341301 is a deficient number, since it is larger than the sum of its proper divisors (358731).

31234341301 is a wasteful number, since it uses less digits than its factorization.

31234341301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358730.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 31234341301 its reverse (10314343213), we get a palindrome (41548684514).

The spelling of 31234341301 in words is "thirty-one billion, two hundred thirty-four million, three hundred forty-one thousand, three hundred one".

Divisors: 1 148747 209983 31234341301