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242826949 = 5910094079
BaseRepresentation
bin11100111100100…
…11111011000101
3121220220212221201
432132103323011
5444130430244
640032342501
76005665201
oct1636237305
9556825851
10242826949
11115084532
12693a4a31
133b4007b1
142436db01
15164b8ad4
hexe793ec5

242826949 has 8 divisors (see below), whose sum is σ = 247248000. Its totient is φ = 238416192.

The previous prime is 242826931. The next prime is 242826953. The reversal of 242826949 is 949628242.

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 242826949 - 25 = 242826917 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242826899 and 242826908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242826989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57492 + ... + 61570.

It is an arithmetic number, because the mean of its divisors is an integer number (30906000).

Almost surely, 2242826949 is an apocalyptic number.

It is an amenable number.

242826949 is a deficient number, since it is larger than the sum of its proper divisors (4421051).

242826949 is a wasteful number, since it uses less digits than its factorization.

242826949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5147.

The product of its digits is 497664, while the sum is 46.

The square root of 242826949 is about 15582.9056661458. The cubic root of 242826949 is about 623.8769798096.

The spelling of 242826949 in words is "two hundred forty-two million, eight hundred twenty-six thousand, nine hundred forty-nine".

Divisors: 1 59 1009 4079 59531 240661 4115711 242826949