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242202115 = 5325314891
BaseRepresentation
bin11100110111110…
…11011000000011
3121212202010211201
432123323120003
5444000431430
640011122031
76000453421
oct1633733003
9555663751
10242202115
11114798041
1269143317
133b24227c
142424a111
15163e38ca
hexe6fb603

242202115 has 8 divisors (see below), whose sum is σ = 290751408. Its totient is φ = 193689120.

The previous prime is 242202109. The next prime is 242202137. The reversal of 242202115 is 511202242.

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

It is not a de Polignac number, because 242202115 - 25 = 242202083 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242202092 and 242202101.

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, 8820 + ... + 23710.

It is an arithmetic number, because the mean of its divisors is an integer number (36343926).

Almost surely, 2242202115 is an apocalyptic number.

242202115 is a deficient number, since it is larger than the sum of its proper divisors (48549293).

242202115 is a wasteful number, since it uses less digits than its factorization.

242202115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18149.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 242202115 is about 15562.8440524218. The cubic root of 242202115 is about 623.3414072054.

Adding to 242202115 its reverse (511202242), we get a palindrome (753404357).

It can be divided in two parts, 24220 and 2115, that added together give a triangular number (26335 = T229).

The spelling of 242202115 in words is "two hundred forty-two million, two hundred two thousand, one hundred fifteen".

Divisors: 1 5 3253 14891 16265 74455 48440423 242202115