Search a number
-
+
31376001470 = 2511285236377
BaseRepresentation
bin11101001110001001…
…111100100110111110
32222222122111000112112
4131032021330212332
51003224224021340
622225224334022
72160345416642
oct351611744676
988878430475
1031376001470
1112340a31330
1260b7914312
132c60490458
1417390b0c22
15c3982d065
hex74e27c9be

31376001470 has 16 divisors (see below), whose sum is σ = 61611057648. Its totient is φ = 11409455040.

The previous prime is 31376001463. The next prime is 31376001473. The reversal of 31376001470 is 7410067313.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31376001473) 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, 142618079 + ... + 142618298.

It is an arithmetic number, because the mean of its divisors is an integer number (3850691103).

Almost surely, 231376001470 is an apocalyptic number.

31376001470 is a deficient number, since it is larger than the sum of its proper divisors (30235056178).

31376001470 is a wasteful number, since it uses less digits than its factorization.

31376001470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285236395.

The product of its (nonzero) digits is 10584, while the sum is 32.

Adding to 31376001470 its reverse (7410067313), we get a palindrome (38786068783).

The spelling of 31376001470 in words is "thirty-one billion, three hundred seventy-six million, one thousand, four hundred seventy".

Divisors: 1 2 5 10 11 22 55 110 285236377 570472754 1426181885 2852363770 3137600147 6275200294 15688000735 31376001470