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252214501 = 7113275513
BaseRepresentation
bin11110000100001…
…11110011100101
3122120120211020211
433002013303211
51004031331001
641005455421
76151534150
oct1702076345
9576524224
10252214501
1111a406540
1270571571
1340339666
14256d4c97
1517220351
hexf087ce5

252214501 has 8 divisors (see below), whose sum is σ = 314449344. Its totient is φ = 196530720.

The previous prime is 252214477. The next prime is 252214541. The reversal of 252214501 is 105412252.

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 252214501 - 215 = 252181733 is a prime.

It is a super-2 number, since 2×2522145012 = 127224309029358002, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252214541) 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, 1637680 + ... + 1637833.

It is an arithmetic number, because the mean of its divisors is an integer number (39306168).

Almost surely, 2252214501 is an apocalyptic number.

It is an amenable number.

252214501 is a deficient number, since it is larger than the sum of its proper divisors (62234843).

252214501 is a wasteful number, since it uses less digits than its factorization.

252214501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275531.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 252214501 is about 15881.2625757526. The cubic root of 252214501 is about 631.8151239474.

Adding to 252214501 its reverse (105412252), we get a palindrome (357626753).

The spelling of 252214501 in words is "two hundred fifty-two million, two hundred fourteen thousand, five hundred one".

Divisors: 1 7 11 77 3275513 22928591 36030643 252214501