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131000714 = 21329173741
BaseRepresentation
bin1111100111011…
…10100110001010
3100010111112012022
413303232212022
5232014010324
620555444442
73150326165
oct763564612
9303445168
10131000714
1167a45859
1237a56722
13211a9120
1413580adc
15b77a05e
hex7cee98a

131000714 has 16 divisors (see below), whose sum is σ = 218914920. Its totient is φ = 58376640.

The previous prime is 131000713. The next prime is 131000719. The reversal of 131000714 is 417000131.

It can be written as a sum of positive squares in 4 ways, for example, as 82210489 + 48790225 = 9067^2 + 6985^2 .

It is a super-2 number, since 2×1310007142 = 34322374137019592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 131000692 and 131000701.

It is not an unprimeable number, because it can be changed into a prime (131000711) 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, 86117 + ... + 87624.

Almost surely, 2131000714 is an apocalyptic number.

131000714 is a deficient number, since it is larger than the sum of its proper divisors (87914206).

131000714 is a wasteful number, since it uses less digits than its factorization.

131000714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173785.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 131000714 is about 11445.5543334519. The cubic root of 131000714 is about 507.8762305164.

Adding to 131000714 its reverse (417000131), we get a palindrome (548000845).

The spelling of 131000714 in words is "one hundred thirty-one million, seven hundred fourteen", and thus it is an aban number.

Divisors: 1 2 13 26 29 58 377 754 173741 347482 2258633 4517266 5038489 10076978 65500357 131000714