[go: up one dir, main page]

Search a number
-
+
130007001 = 367683947
BaseRepresentation
bin1111011111110…
…11111111011001
3100001122001002010
413233323333121
5231240211001
620522300133
73136020105
oct757737731
9301561063
10130007001
1167427203
1237657649
1320c1ba27
14133a2905
15b6308d6
hex7bfbfd9

130007001 has 16 divisors (see below), whose sum is σ = 176373504. Its totient is φ = 85162704.

The previous prime is 130006997. The next prime is 130007057. The reversal of 130007001 is 100700031.

It is not a de Polignac number, because 130007001 - 22 = 130006997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (130007081) 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, 136810 + ... + 137756.

It is an arithmetic number, because the mean of its divisors is an integer number (11023344).

Almost surely, 2130007001 is an apocalyptic number.

It is an amenable number.

130007001 is a deficient number, since it is larger than the sum of its proper divisors (46366503).

130007001 is an equidigital number, since it uses as much as digits as its factorization.

130007001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1700.

The product of its (nonzero) digits is 21, while the sum is 12.

The square root of 130007001 is about 11402.0612610177. The cubic root of 130007001 is about 506.5887955020.

Adding to 130007001 its reverse (100700031), we get a palindrome (230707032).

The spelling of 130007001 in words is "one hundred thirty million, seven thousand, one".

Divisors: 1 3 67 201 683 947 2049 2841 45761 63449 137283 190347 646801 1940403 43335667 130007001