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268001151 = 311291931451
BaseRepresentation
bin11111111100101…
…01111101111111
3200200021212110120
433332111331333
51022102014101
642332110023
76432654315
oct1776257577
9620255416
10268001151
11128309260
1275905313
13436a6082
14278440b5
15187dcb36
hexff95f7f

268001151 has 32 divisors (see below), whose sum is σ = 405630720. Its totient is φ = 155904000.

The previous prime is 268001131. The next prime is 268001171. The reversal of 268001151 is 151100862.

It is an interprime number because it is at equal distance from previous prime (268001131) and next prime (268001171).

It is not a de Polignac number, because 268001151 - 214 = 267984767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268001131) 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 31 ways as a sum of consecutive naturals, for example, 183976 + ... + 185426.

It is an arithmetic number, because the mean of its divisors is an integer number (12675960).

Almost surely, 2268001151 is an apocalyptic number.

268001151 is a deficient number, since it is larger than the sum of its proper divisors (137629569).

268001151 is a wasteful number, since it uses less digits than its factorization.

268001151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1687.

The product of its (nonzero) digits is 480, while the sum is 24.

The square root of 268001151 is about 16370.7406979648. The cubic root of 268001151 is about 644.7314957165.

The spelling of 268001151 in words is "two hundred sixty-eight million, one thousand, one hundred fifty-one".

Divisors: 1 3 11 29 33 87 193 319 579 957 1451 2123 4353 5597 6369 15961 16791 42079 47883 61567 126237 184701 280043 462869 840129 1388607 3080473 8121247 9241419 24363741 89333717 268001151