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120230502 = 23717316547
BaseRepresentation
bin1110010101010…
…01001001100110
322101020100020120
413022221021212
5221234334002
615532542410
72656641150
oct712511146
9271210216
10120230502
1161959a57
1234321a06
131bba7b12
1411d79ad0
15a84dcbc
hex72a9266

120230502 has 32 divisors (see below), whose sum is σ = 276417792. Its totient is φ = 34150944.

The previous prime is 120230483. The next prime is 120230507. The reversal of 120230502 is 205032021.

It is a super-2 number, since 2×1202305022 = 28910747222344008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120230507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1008 + ... + 15539.

It is an arithmetic number, because the mean of its divisors is an integer number (8638056).

Almost surely, 2120230502 is an apocalyptic number.

120230502 is an abundant number, since it is smaller than the sum of its proper divisors (156187290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120230502 is a wasteful number, since it uses less digits than its factorization.

120230502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16732.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 120230502 is about 10964.9670314142. The cubic root of 120230502 is about 493.5580277681.

Adding to 120230502 its reverse (205032021), we get a palindrome (325262523).

The spelling of 120230502 in words is "one hundred twenty million, two hundred thirty thousand, five hundred two".

Divisors: 1 2 3 6 7 14 21 42 173 346 519 1038 1211 2422 3633 7266 16547 33094 49641 99282 115829 231658 347487 694974 2862631 5725262 8587893 17175786 20038417 40076834 60115251 120230502