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123053245 = 573515807
BaseRepresentation
bin1110101010110…
…10010010111101
322120112202022121
413111122102331
5223000200440
620113242541
73022635550
oct725322275
9276482277
10123053245
11635077a7
1235263451
131c655893
14124b2697
15ac0a34a
hex755a4bd

123053245 has 8 divisors (see below), whose sum is σ = 168758784. Its totient is φ = 84379344.

The previous prime is 123053237. The next prime is 123053297. The reversal of 123053245 is 542350321.

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

It is not a de Polignac number, because 123053245 - 23 = 123053237 is a prime.

It is a super-2 number, since 2×1230532452 = 30284202210060050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1757869 + ... + 1757938.

It is an arithmetic number, because the mean of its divisors is an integer number (21094848).

Almost surely, 2123053245 is an apocalyptic number.

It is an amenable number.

123053245 is a deficient number, since it is larger than the sum of its proper divisors (45705539).

123053245 is an equidigital number, since it uses as much as digits as its factorization.

123053245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3515819.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 123053245 is about 11092.9367166680. The cubic root of 123053245 is about 497.3907338127.

The spelling of 123053245 in words is "one hundred twenty-three million, fifty-three thousand, two hundred forty-five".

Divisors: 1 5 7 35 3515807 17579035 24610649 123053245