Search a number
-
+
31052252114 = 21323431936257
BaseRepresentation
bin11100111010110110…
…111100001111010010
32222011002021211220122
4130322312330033102
51002043334031424
622133141310242
72146334534162
oct347266741722
988132254818
1031052252114
1112195206684
126027405382
132c0b3987a0
1417080b85a2
15c1b1cc45e
hex73adbc3d2

31052252114 has 64 divisors (see below), whose sum is σ = 53845634304. Its totient is φ = 13318373376.

The previous prime is 31052252087. The next prime is 31052252131. The reversal of 31052252114 is 41125225013.

It is a super-2 number, since 2×310522521142 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4959674 + ... + 4965930.

It is an arithmetic number, because the mean of its divisors is an integer number (841338036).

Almost surely, 231052252114 is an apocalyptic number.

31052252114 is a deficient number, since it is larger than the sum of its proper divisors (22793382190).

31052252114 is a wasteful number, since it uses less digits than its factorization.

31052252114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6531.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 31052252114 its reverse (41125225013), we get a palindrome (72177477127).

The spelling of 31052252114 in words is "thirty-one billion, fifty-two million, two hundred fifty-two thousand, one hundred fourteen".

Divisors: 1 2 13 23 26 43 46 86 193 299 386 559 598 989 1118 1978 2509 4439 5018 6257 8299 8878 12514 12857 16598 25714 57707 81341 107887 115414 143911 162682 190877 215774 269051 287822 381754 538102 1207601 1870843 2415202 2481401 3497663 3741686 4962802 6188173 6995326 12376346 15698813 27774823 31397626 51926843 55549646 80446249 103853686 160892498 361072699 675048959 722145398 1194317389 1350097918 2388634778 15526126057 31052252114