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242014191 = 31943293337
BaseRepresentation
bin11100110110011…
…01011111101111
3121212101121001120
432123031133233
5443423423231
640003112023
75666041506
oct1633153757
9555347046
10242014191
11114679931
1269072613
133b1a7883
14241db83d
15163a7d96
hexe6cd7ef

242014191 has 32 divisors (see below), whose sum is σ = 349789440. Its totient is φ = 148345344.

The previous prime is 242014187. The next prime is 242014219. The reversal of 242014191 is 191410242.

It is not a de Polignac number, because 242014191 - 22 = 242014187 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242014141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 717975 + ... + 718311.

It is an arithmetic number, because the mean of its divisors is an integer number (10930920).

Almost surely, 2242014191 is an apocalyptic number.

242014191 is a deficient number, since it is larger than the sum of its proper divisors (107775249).

242014191 is a wasteful number, since it uses less digits than its factorization.

242014191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 242014191 is about 15556.8052954326. The cubic root of 242014191 is about 623.1801491584.

The spelling of 242014191 in words is "two hundred forty-two million, fourteen thousand, one hundred ninety-one".

Divisors: 1 3 19 43 57 129 293 337 817 879 1011 2451 5567 6403 12599 14491 16701 19209 37797 43473 98741 239381 275329 296223 718143 825987 1876079 4245863 5628237 12737589 80671397 242014191