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187201342 = 2142365777
BaseRepresentation
bin10110010100001…
…11011100111110
3111001020210222001
423022013130332
5340410420332
630324212514
74432120336
oct1312073476
9431223861
10187201342
1196741159
125283a13a
132ca25933
141ac100c6
151167c0e7
hexb28773e

187201342 has 8 divisors (see below), whose sum is σ = 281003616. Its totient is φ = 93533472.

The previous prime is 187201307. The next prime is 187201361. The reversal of 187201342 is 243102781.

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

It is a self number, because there is not a number n which added to its sum of digits gives 187201342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30043 + ... + 35734.

It is an arithmetic number, because the mean of its divisors is an integer number (35125452).

Almost surely, 2187201342 is an apocalyptic number.

187201342 is a deficient number, since it is larger than the sum of its proper divisors (93802274).

187201342 is a wasteful number, since it uses less digits than its factorization.

187201342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67202.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 187201342 is about 13682.1541432627. The cubic root of 187201342 is about 572.0530681688.

The spelling of 187201342 in words is "one hundred eighty-seven million, two hundred one thousand, three hundred forty-two".

Divisors: 1 2 1423 2846 65777 131554 93600671 187201342