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31032430230341 = 173175758476569
BaseRepresentation
bin1110000111001010011001…
…11110101111101101000101
311001212200010102022120122102
413003211030332233231011
513031413404114332331
6150000033542041445
76352006356505601
oct703451476575505
9131780112276572
1031032430230341
119984863940001
123592362119285
1314414654115a7
14793d988ca501
1538c3586b24cb
hex1c394cfafb45

31032430230341 has 8 divisors (see below), whose sum is σ = 32961519886680. Its totient is φ = 29114857527808.

The previous prime is 31032430230311. The next prime is 31032430230349. The reversal of 31032430230341 is 14303203423013.

It can be written as a sum of positive squares in 4 ways, for example, as 2319133036900 + 28713297193441 = 1522870^2 + 5358479^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-31032430230341 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 (31032430230349) 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, 2879232896 + ... + 2879243673.

It is an arithmetic number, because the mean of its divisors is an integer number (4120189985835).

Almost surely, 231032430230341 is an apocalyptic number.

It is an amenable number.

31032430230341 is a deficient number, since it is larger than the sum of its proper divisors (1929089656339).

31032430230341 is a wasteful number, since it uses less digits than its factorization.

31032430230341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5758476903.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 31032430230341 its reverse (14303203423013), we get a palindrome (45335633653354).

The spelling of 31032430230341 in words is "thirty-one trillion, thirty-two billion, four hundred thirty million, two hundred thirty thousand, three hundred forty-one".

Divisors: 1 17 317 5389 5758476569 97894101673 1825437072373 31032430230341