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123030245013415 = 561403377852503
BaseRepresentation
bin11011111110010100110110…
…000011001111011110100111
3121010121120120022101011222121
4123332110312003033132213
5112111211420210412130
61113355151520010411
734625433106623025
oct3376246603173647
9533546508334877
10123030245013415
1136223919a11143
1211970104160a07
1353859190096cc
1422549a4b4d715
15e3547426ed7a
hex6fe5360cf7a7

123030245013415 has 8 divisors (see below), whose sum is σ = 150056561131488. Its totient is φ = 96810684600480.

The previous prime is 123030245013409. The next prime is 123030245013437. The reversal of 123030245013415 is 514310542030321.

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

It is not a de Polignac number, because 123030245013415 - 23 = 123030245013407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201688925947 + ... + 201688926556.

It is an arithmetic number, because the mean of its divisors is an integer number (18757070141436).

Almost surely, 2123030245013415 is an apocalyptic number.

123030245013415 is a deficient number, since it is larger than the sum of its proper divisors (27026316118073).

123030245013415 is an equidigital number, since it uses as much as digits as its factorization.

123030245013415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403377852569.

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 123030245013415 its reverse (514310542030321), we get a palindrome (637340787043736).

The spelling of 123030245013415 in words is "one hundred twenty-three trillion, thirty billion, two hundred forty-five million, thirteen thousand, four hundred fifteen".

Divisors: 1 5 61 305 403377852503 2016889262515 24606049002683 123030245013415