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404051130653 = 3131760973309
BaseRepresentation
bin1011110000100110101…
…00101111100100011101
31102121221000111010111212
411320103110233210131
523104444042140103
6505341333554205
741122522641362
oct5702324574435
91377830433455
10404051130653
111463a2369865
1266383aa5965
132c142a22981
14157b0226469
15a79c3bd7d8
hex5e1352f91d

404051130653 has 8 divisors (see below), whose sum is σ = 405370577400. Its totient is φ = 402731866368.

The previous prime is 404051130643. The next prime is 404051130727. The reversal of 404051130653 is 356031150404.

It can be written as a sum of positive squares in 4 ways, for example, as 1052158969 + 402998971684 = 32437^2 + 634822^2 .

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 404051130653 - 220 = 404050082077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404051130643) 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, 5474963 + ... + 5548271.

It is an arithmetic number, because the mean of its divisors is an integer number (50671322175).

Almost surely, 2404051130653 is an apocalyptic number.

It is an amenable number.

404051130653 is a deficient number, since it is larger than the sum of its proper divisors (1319446747).

404051130653 is a wasteful number, since it uses less digits than its factorization.

404051130653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91231.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 404051130653 in words is "four hundred four billion, fifty-one million, one hundred thirty thousand, six hundred fifty-three".

Divisors: 1 313 17609 73309 5511617 22945717 1290898181 404051130653