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130256380253 = 1038669145879
BaseRepresentation
bin111100101001111100…
…0101010000101011101
3110110012210100201012202
41321103320222011131
54113231113132003
6135501114141245
712260605651436
oct1712370520535
9413183321182
10130256380253
115027237043a
12212b2721825
13c38b03c31c
14643956648d
1535c5608088
hex1e53e2a15d

130256380253 has 8 divisors (see below), whose sum is σ = 131537078400. Its totient is φ = 128975991408.

The previous prime is 130256380237. The next prime is 130256380283. The reversal of 130256380253 is 352083652031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 130256380253 - 24 = 130256380237 is a prime.

It is a super-2 number, since 2×1302563802532 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130256380213) 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, 819968 + ... + 965846.

It is an arithmetic number, because the mean of its divisors is an integer number (16442134800).

Almost surely, 2130256380253 is an apocalyptic number.

It is an amenable number.

130256380253 is a deficient number, since it is larger than the sum of its proper divisors (1280698147).

130256380253 is a wasteful number, since it uses less digits than its factorization.

130256380253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154651.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 130256380253 in words is "one hundred thirty billion, two hundred fifty-six million, three hundred eighty thousand, two hundred fifty-three".

Divisors: 1 103 8669 145879 892907 15025537 1264625051 130256380253