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601238109 = 31910548037
BaseRepresentation
bin100011110101100…
…010101001011101
31112220100001122010
4203311202221131
52212404104414
6135354341433
720620303533
oct4365425135
91486301563
10601238109
112894240aa
1214942a879
13977402c4
1459bca153
1537bb4959
hex23d62a5d

601238109 has 8 divisors (see below), whose sum is σ = 843843040. Its totient is φ = 379729296.

The previous prime is 601238081. The next prime is 601238137. The reversal of 601238109 is 901832106.

It is an interprime number because it is at equal distance from previous prime (601238081) and next prime (601238137).

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

It is not a de Polignac number, because 601238109 - 28 = 601237853 is a prime.

It is a super-2 number, since 2×6012381092 = 722974527427791762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601238809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5273962 + ... + 5274075.

It is an arithmetic number, because the mean of its divisors is an integer number (105480380).

Almost surely, 2601238109 is an apocalyptic number.

It is an amenable number.

601238109 is a deficient number, since it is larger than the sum of its proper divisors (242604931).

601238109 is a wasteful number, since it uses less digits than its factorization.

601238109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10548059.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 601238109 is about 24520.1571977016. The cubic root of 601238109 is about 844.0124120312.

The spelling of 601238109 in words is "six hundred one million, two hundred thirty-eight thousand, one hundred nine".

Divisors: 1 3 19 57 10548037 31644111 200412703 601238109