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2534553397 = 29312819303
BaseRepresentation
bin1001011100010010…
…0011011100110101
320112122012122122001
42113010203130311
520142321202042
61055300135301
7116544230335
oct22704433465
96478178561
102534553397
111090764532
125a8997531
13315139b4c
141a08870c5
15ec7a3bb7
hex97123735

2534553397 has 8 divisors (see below), whose sum is σ = 2706531840. Its totient is φ = 2368213680.

The previous prime is 2534553389. The next prime is 2534553407. The reversal of 2534553397 is 7933554352.

2534553397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2534553397 - 23 = 2534553389 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 (2534553367) 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, 1408753 + ... + 1410550.

It is an arithmetic number, because the mean of its divisors is an integer number (338316480).

Almost surely, 22534553397 is an apocalyptic number.

It is an amenable number.

2534553397 is a deficient number, since it is larger than the sum of its proper divisors (171978443).

2534553397 is a wasteful number, since it uses less digits than its factorization.

2534553397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2819363.

The product of its digits is 1701000, while the sum is 46.

The square root of 2534553397 is about 50344.3482130815. The cubic root of 2534553397 is about 1363.4330432763.

The spelling of 2534553397 in words is "two billion, five hundred thirty-four million, five hundred fifty-three thousand, three hundred ninety-seven".

Divisors: 1 29 31 899 2819303 81759787 87398393 2534553397