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31342021301 = 131367651913
BaseRepresentation
bin11101001100001000…
…010100101010110101
32222220021112122111202
4131030020110222311
51003142024140201
622222012142245
72156453533253
oct351410245265
988807478452
1031342021301
1112323832548
1260a8467985
132c56423946
1417347875d3
15c36869c6b
hex74c214ab5

31342021301 has 8 divisors (see below), whose sum is σ = 31667374464. Its totient is φ = 31017972960.

The previous prime is 31342021279. The next prime is 31342021303. The reversal of 31342021301 is 10312024313.

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

It is a cyclic number.

It is not a de Polignac number, because 31342021301 - 214 = 31342004917 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 (31342021303) 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, 277880 + ... + 374033.

It is an arithmetic number, because the mean of its divisors is an integer number (3958421808).

Almost surely, 231342021301 is an apocalyptic number.

It is an amenable number.

31342021301 is a deficient number, since it is larger than the sum of its proper divisors (325353163).

31342021301 is a wasteful number, since it uses less digits than its factorization.

31342021301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652411.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 31342021301 its reverse (10312024313), we get a palindrome (41654045614).

The spelling of 31342021301 in words is "thirty-one billion, three hundred forty-two million, twenty-one thousand, three hundred one".

Divisors: 1 131 367 48077 651913 85400603 239252071 31342021301