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124253093 = 241541953
BaseRepresentation
bin1110110011111…
…11001110100101
322122210201012102
413121333032211
5223302044333
620155101445
73036063626
oct731771645
9278721172
10124253093
1164157208
1235741885
131c985a53
1412705a4d
15ad95ae8
hex767f3a5

124253093 has 8 divisors (see below), whose sum is σ = 125130456. Its totient is φ = 123379200.

The previous prime is 124253039. The next prime is 124253113. The reversal of 124253093 is 390352421.

It can be written as a sum of positive squares in 4 ways, for example, as 21696964 + 102556129 = 4658^2 + 10127^2 .

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 124253093 - 214 = 124236709 is a prime.

It is a super-2 number, since 2×1242530932 = 30877662240133298, 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 (124253693) 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, 129905 + ... + 130857.

It is an arithmetic number, because the mean of its divisors is an integer number (15641307).

Almost surely, 2124253093 is an apocalyptic number.

It is an amenable number.

124253093 is a deficient number, since it is larger than the sum of its proper divisors (877363).

124253093 is an equidigital number, since it uses as much as digits as its factorization.

124253093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1735.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 124253093 is about 11146.8871439519. The cubic root of 124253093 is about 499.0021338511.

The spelling of 124253093 in words is "one hundred twenty-four million, two hundred fifty-three thousand, ninety-three".

Divisors: 1 241 541 953 130381 229673 515573 124253093