Search a number
-
+
258257760253 = 7128312853121
BaseRepresentation
bin1111000010000101011…
…1001010111111111101
3220200121102112112121121
43300201113022333331
513212402441312003
6314350400030541
724441603512353
oct3604127127775
9820542475547
10258257760253
119a5878557a9
1242076002451
131b479b3096c
14c6dd4157d3
156ab7c7ccbd
hex3c215caffd

258257760253 has 8 divisors (see below), whose sum is σ = 262820638656. Its totient is φ = 253720588800.

The previous prime is 258257760251. The next prime is 258257760311. The reversal of 258257760253 is 352067752852.

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 258257760253 - 21 = 258257760251 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 258257760253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258257760251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6406468 + ... + 6446653.

It is an arithmetic number, because the mean of its divisors is an integer number (32852579832).

Almost surely, 2258257760253 is an apocalyptic number.

It is an amenable number.

258257760253 is a deficient number, since it is larger than the sum of its proper divisors (4562878403).

258257760253 is a wasteful number, since it uses less digits than its factorization.

258257760253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12853475.

The product of its (nonzero) digits is 7056000, while the sum is 52.

The spelling of 258257760253 in words is "two hundred fifty-eight billion, two hundred fifty-seven million, seven hundred sixty thousand, two hundred fifty-three".

Divisors: 1 71 283 20093 12853121 912571591 3637433243 258257760253