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121242302 = 2311955521
BaseRepresentation
bin1110011101000…
…00001010111110
322110010202011122
413032200022332
5222014223202
620010350542
73001354046
oct716401276
9273122148
10121242302
1162490155
123472b452
131c17050c
1412160726
15a99d9a2
hex73a02be

121242302 has 8 divisors (see below), whose sum is σ = 187730112. Its totient is φ = 58665600.

The previous prime is 121242299. The next prime is 121242313. The reversal of 121242302 is 203242121.

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

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, 977699 + ... + 977822.

It is an arithmetic number, because the mean of its divisors is an integer number (23466264).

Almost surely, 2121242302 is an apocalyptic number.

121242302 is a deficient number, since it is larger than the sum of its proper divisors (66487810).

121242302 is a wasteful number, since it uses less digits than its factorization.

121242302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1955554.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 121242302 is about 11011.0082190506. The cubic root of 121242302 is about 494.9386748502.

Adding to 121242302 its reverse (203242121), we get a palindrome (324484423).

The spelling of 121242302 in words is "one hundred twenty-one million, two hundred forty-two thousand, three hundred two".

Divisors: 1 2 31 62 1955521 3911042 60621151 121242302