Search a number
-
+
10102012311 = 325127774831
BaseRepresentation
bin10010110100010000…
…00111100110010111
3222002000201101201010
421122020013212113
5131142103343221
64350225103303
7505223454636
oct113210074627
928060641633
1010102012311
114314360406
121b5b187b33
13c4cb86ba1
146bb91951d
153e1d0dc76
hex25a207997

10102012311 has 16 divisors (see below), whose sum is σ = 13530682368. Its totient is φ = 6704040000.

The previous prime is 10102012247. The next prime is 10102012343. The reversal of 10102012311 is 11321020101.

It is not a de Polignac number, because 10102012311 - 26 = 10102012247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10102012381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2088666 + ... + 2093496.

It is an arithmetic number, because the mean of its divisors is an integer number (845667648).

Almost surely, 210102012311 is an apocalyptic number.

10102012311 is a deficient number, since it is larger than the sum of its proper divisors (3428670057).

10102012311 is a wasteful number, since it uses less digits than its factorization.

10102012311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7862.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 10102012311 its reverse (11321020101), we get a palindrome (21423032412).

The spelling of 10102012311 in words is "ten billion, one hundred two million, twelve thousand, three hundred eleven".

Divisors: 1 3 251 753 2777 4831 8331 14493 697027 1212581 2091081 3637743 13415687 40247061 3367337437 10102012311