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130014726 = 23971271759
BaseRepresentation
bin1111011111111…
…01111000000110
3100001122102200020
413233331320012
5231240432401
620522400010
73136051452
oct757757006
9301572606
10130014726
1167431a96
1237660006
1320c223ba
14133a5662
15b632d36
hex7bfde06

130014726 has 32 divisors (see below), whose sum is σ = 264929280. Its totient is φ = 42529536.

The previous prime is 130014667. The next prime is 130014727. The reversal of 130014726 is 627410031.

It is a junction number, because it is equal to n+sod(n) for n = 130014696 and 130014705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130014727) 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, 73035 + ... + 74793.

It is an arithmetic number, because the mean of its divisors is an integer number (8279040).

Almost surely, 2130014726 is an apocalyptic number.

130014726 is an abundant number, since it is smaller than the sum of its proper divisors (134914554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130014726 is a wasteful number, since it uses less digits than its factorization.

130014726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1988.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 130014726 is about 11402.4000105241. The cubic root of 130014726 is about 506.5988291179.

Adding to 130014726 its reverse (627410031), we get a palindrome (757424757).

The spelling of 130014726 in words is "one hundred thirty million, fourteen thousand, seven hundred twenty-six".

Divisors: 1 2 3 6 97 127 194 254 291 381 582 762 1759 3518 5277 10554 12319 24638 36957 73914 170623 223393 341246 446786 511869 670179 1023738 1340358 21669121 43338242 65007363 130014726