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124230001 = 783213821
BaseRepresentation
bin1110110011110…
…01100101110001
322122202112112011
413121321211301
5223300330001
620154402521
73035636410
oct731714561
9278675464
10124230001
1164140925
1235730441
131c97839c
14126db477
15ad8dd51
hex7679971

124230001 has 8 divisors (see below), whose sum is σ = 143688384. Its totient is φ = 105199440.

The previous prime is 124229983. The next prime is 124230031. The reversal of 124230001 is 100032421.

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 124230001 - 211 = 124227953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (124230031) 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, 106330 + ... + 107491.

It is an arithmetic number, because the mean of its divisors is an integer number (17961048).

Almost surely, 2124230001 is an apocalyptic number.

It is an amenable number.

124230001 is a deficient number, since it is larger than the sum of its proper divisors (19458383).

124230001 is an equidigital number, since it uses as much as digits as its factorization.

124230001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213911.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 124230001 is about 11145.8512909513. The cubic root of 124230001 is about 498.9712193392.

Adding to 124230001 its reverse (100032421), we get a palindrome (224262422).

The spelling of 124230001 in words is "one hundred twenty-four million, two hundred thirty thousand, one".

Divisors: 1 7 83 581 213821 1496747 17747143 124230001