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34202144605 = 515494416029
BaseRepresentation
bin11111110110100110…
…110100111101011101
310021021121100222002111
4133312212310331131
51030021222111410
623413502354021
72320363301206
oct376646647535
9107247328074
1034202144605
1113561245512
12676628b911
1332c0b41cb5
14192657c5ad
15d529cdb8a
hex7f69b4f5d

34202144605 has 8 divisors (see below), whose sum is σ = 41069079000. Its totient is φ = 27344045376.

The previous prime is 34202144593. The next prime is 34202144621. The reversal of 34202144605 is 50644120243.

It can be written as a sum of positive squares in 4 ways, for example, as 96550276 + 34105594329 = 9826^2 + 184677^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-34202144605 is a prime.

It is a super-3 number, since 3×342021446053 (a number of 33 digits) contains 333 as substring.

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, 2200270 + ... + 2215759.

It is an arithmetic number, because the mean of its divisors is an integer number (5133634875).

Almost surely, 234202144605 is an apocalyptic number.

It is an amenable number.

34202144605 is a deficient number, since it is larger than the sum of its proper divisors (6866934395).

34202144605 is a wasteful number, since it uses less digits than its factorization.

34202144605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4417583.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 34202144605 its reverse (50644120243), we get a palindrome (84846264848).

The spelling of 34202144605 in words is "thirty-four billion, two hundred two million, one hundred forty-four thousand, six hundred five".

Divisors: 1 5 1549 7745 4416029 22080145 6840428921 34202144605