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611080253 = 7129767307
BaseRepresentation
bin100100011011000…
…101100000111101
31120120212002111222
4210123011200331
52222414032003
6140345323125
721100045040
oct4433054075
91516762458
10611080253
11293a36703
121507964a5
13997a8064
145b22cc57
15389aac38
hex246c583d

611080253 has 8 divisors (see below), whose sum is σ = 698926272. Its totient is φ = 523371456.

The previous prime is 611080213. The next prime is 611080259. The reversal of 611080253 is 352080116.

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-611080253 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 (611080259) 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, 24575 + ... + 42732.

It is an arithmetic number, because the mean of its divisors is an integer number (87365784).

Almost surely, 2611080253 is an apocalyptic number.

It is an amenable number.

611080253 is a deficient number, since it is larger than the sum of its proper divisors (87846019).

611080253 is a wasteful number, since it uses less digits than its factorization.

611080253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68611.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 611080253 is about 24720.0374797450. The cubic root of 611080253 is about 848.5929445364.

The spelling of 611080253 in words is "six hundred eleven million, eighty thousand, two hundred fifty-three".

Divisors: 1 7 1297 9079 67307 471149 87297179 611080253