Search a number
-
+
200131031319 = 3176164330129
BaseRepresentation
bin1011101001100010111…
…1010011000100010111
3201010120110211202200020
42322120233103010113
511234332021000234
6231534450320223
720313301461342
oct2723057230427
9633513752606
10200131031319
1177969827a4a
1232953589073
1315b455091bb
14998766d459
155314c08549
hex2e98bd3117

200131031319 has 16 divisors (see below), whose sum is σ = 287169700320. Its totient is φ = 123513845760.

The previous prime is 200131031311. The next prime is 200131031327. The reversal of 200131031319 is 913130131002.

It is an interprime number because it is at equal distance from previous prime (200131031311) and next prime (200131031327).

It is not a de Polignac number, because 200131031319 - 23 = 200131031311 is a prime.

It is a super-2 number, since 2×2001310313192 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200131031311) 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, 32161954 + ... + 32168175.

It is an arithmetic number, because the mean of its divisors is an integer number (17948106270).

Almost surely, 2200131031319 is an apocalyptic number.

200131031319 is a deficient number, since it is larger than the sum of its proper divisors (87038669001).

200131031319 is a wasteful number, since it uses less digits than its factorization.

200131031319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64330210.

The product of its (nonzero) digits is 486, while the sum is 24.

The spelling of 200131031319 in words is "two hundred billion, one hundred thirty-one million, thirty-one thousand, three hundred nineteen".

Divisors: 1 3 17 51 61 183 1037 3111 64330129 192990387 1093612193 3280836579 3924137869 11772413607 66710343773 200131031319