Search a number
-
+
31422033310 = 2529119390823
BaseRepresentation
bin11101010000111001…
…100010110110011110
310000002212002200100111
4131100321202312132
51003323020031220
622233551120234
72161444606363
oct352071426636
9100085080314
1031422033310
1112364a11778
12610b21307a
132c69b89625
14174125446a
15c3d8c215a
hex750e62d9e

31422033310 has 32 divisors (see below), whose sum is σ = 58559682240. Its totient is φ = 12125100288.

The previous prime is 31422033301. The next prime is 31422033311. The reversal of 31422033310 is 1333022413.

It is a super-2 number, since 2×314220333102 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31422033311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300559 + ... + 391381.

It is an arithmetic number, because the mean of its divisors is an integer number (1829990070).

Almost surely, 231422033310 is an apocalyptic number.

31422033310 is a deficient number, since it is larger than the sum of its proper divisors (27137648930).

31422033310 is a wasteful number, since it uses less digits than its factorization.

31422033310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92052.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 31422033310 its reverse (1333022413), we get a palindrome (32755055723).

The spelling of 31422033310 in words is "thirty-one billion, four hundred twenty-two million, thirty-three thousand, three hundred ten".

Divisors: 1 2 5 10 29 58 145 290 1193 2386 5965 11930 34597 69194 90823 172985 181646 345970 454115 908230 2633867 5267734 13169335 26338670 108351839 216703678 541759195 1083518390 3142203331 6284406662 15711016655 31422033310