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195342215 = 559662177
BaseRepresentation
bin10111010010010…
…10111110000111
3111121120102010212
423221022332013
5400001422330
631214510035
74561244555
oct1351127607
9447512125
10195342215
11a02a1552
125550531b
1331616213
141bd2cbd5
1512239295
hexba4af87

195342215 has 8 divisors (see below), whose sum is σ = 238384080. Its totient is φ = 153624832.

The previous prime is 195342209. The next prime is 195342241. The reversal of 195342215 is 512243591.

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 195342215 - 28 = 195341959 is a prime.

It is a super-2 number, since 2×1953422152 = 76317161922212450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330794 + ... + 331383.

It is an arithmetic number, because the mean of its divisors is an integer number (29798010).

Almost surely, 2195342215 is an apocalyptic number.

195342215 is a deficient number, since it is larger than the sum of its proper divisors (43041865).

195342215 is an equidigital number, since it uses as much as digits as its factorization.

195342215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662241.

The product of its digits is 10800, while the sum is 32.

The square root of 195342215 is about 13976.4879351001. The cubic root of 195342215 is about 580.2280266695.

The spelling of 195342215 in words is "one hundred ninety-five million, three hundred forty-two thousand, two hundred fifteen".

Divisors: 1 5 59 295 662177 3310885 39068443 195342215