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12304357741 = 136011574857
BaseRepresentation
bin10110111010110010…
…11001100101101101
31011202111211010200101
423131121121211231
5200144403421431
65352541031101
7613625213044
oct133531314555
934674733611
1012304357741
1152445420a5
122474855491
131211229c70
1484a20755b
154c0340961
hex2dd65996d

12304357741 has 8 divisors (see below), whose sum is σ = 13272903224. Its totient is φ = 11338963200.

The previous prime is 12304357739. The next prime is 12304357781. The reversal of 12304357741 is 14775340321.

It can be written as a sum of positive squares in 4 ways, for example, as 1816549641 + 10487808100 = 42621^2 + 102410^2 .

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 12304357741 - 21 = 12304357739 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12304357741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12304357721) 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, 779616 + ... + 795241.

It is an arithmetic number, because the mean of its divisors is an integer number (1659112903).

Almost surely, 212304357741 is an apocalyptic number.

It is an amenable number.

12304357741 is a deficient number, since it is larger than the sum of its proper divisors (968545483).

12304357741 is a wasteful number, since it uses less digits than its factorization.

12304357741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1575471.

The product of its (nonzero) digits is 70560, while the sum is 37.

The spelling of 12304357741 in words is "twelve billion, three hundred four million, three hundred fifty-seven thousand, seven hundred forty-one".

Divisors: 1 13 601 7813 1574857 20473141 946489057 12304357741