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34203415405 = 542089162529
BaseRepresentation
bin11111110110101011…
…101011001101101101
310021021200202112022011
4133312223223031231
51030022033243110
623413545521221
72320410143155
oct376653531555
9107250675264
1034203415405
1113561a33265
1267667a3211
1332c1198553
1419267cd765
15d52b8048a
hex7f6aeb36d

34203415405 has 8 divisors (see below), whose sum is σ = 41045326200. Its totient is φ = 27361913856.

The previous prime is 34203415373. The next prime is 34203415423. The reversal of 34203415405 is 50451430243.

It can be written as a sum of positive squares in 4 ways, for example, as 13933913764 + 20269501641 = 118042^2 + 142371^2 .

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 34203415405 - 25 = 34203415373 is a prime.

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, 129181 + ... + 291709.

It is an arithmetic number, because the mean of its divisors is an integer number (5130665775).

Almost surely, 234203415405 is an apocalyptic number.

It is an amenable number.

34203415405 is a deficient number, since it is larger than the sum of its proper divisors (6841910795).

34203415405 is a wasteful number, since it uses less digits than its factorization.

34203415405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204623.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 34203415405 its reverse (50451430243), we get a palindrome (84654845648).

The spelling of 34203415405 in words is "thirty-four billion, two hundred three million, four hundred fifteen thousand, four hundred five".

Divisors: 1 5 42089 162529 210445 812645 6840683081 34203415405