Search a number
-
+
311025430001 = 11136160758741
BaseRepresentation
bin1001000011010101000…
…11110110110111110001
31002201210220012220101102
410201222203312313301
520043440002230001
6354514430214145
731320333351206
oct4415243666761
91081726186342
10311025430001
1110a9a5824020
1250341954355
13234390bb0a0
14110a7551cad
1581555c2e6b
hex486a8f6df1

311025430001 has 32 divisors (see below), whose sum is σ = 372008856576. Its totient is φ = 256294368000.

The previous prime is 311025429991. The next prime is 311025430019. The reversal of 311025430001 is 100034520113.

It is not a de Polignac number, because 311025430001 - 226 = 310958321137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (311025430021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5265491 + ... + 5324231.

It is an arithmetic number, because the mean of its divisors is an integer number (11625276768).

Almost surely, 2311025430001 is an apocalyptic number.

It is an amenable number.

311025430001 is a deficient number, since it is larger than the sum of its proper divisors (60983426575).

311025430001 is a wasteful number, since it uses less digits than its factorization.

311025430001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59433.

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 311025430001 its reverse (100034520113), we get a palindrome (411059950114).

The spelling of 311025430001 in words is "three hundred eleven billion, twenty-five million, four hundred thirty thousand, one".

Divisors: 1 11 13 61 143 607 671 793 6677 7891 8723 37027 58741 86801 407297 481351 646151 763633 3583201 5294861 8399963 35655787 39415211 46581613 392213657 463525231 512397743 2175003007 5098777541 23925033077 28275039091 311025430001