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9057402285 = 358915434397
BaseRepresentation
bin10000110111101110…
…01111110110101101
3212101020002201010220
420123313033312231
5122022143333120
64054431321553
7440310435441
oct103367176655
925336081126
109057402285
113928738438
1219093802b9
13b1462aa49
1461ccb8821
15380269b40
hex21bdcfdad

9057402285 has 32 divisors (see below), whose sum is σ = 14667505920. Its totient is φ = 4772156928.

The previous prime is 9057402259. The next prime is 9057402329. The reversal of 9057402285 is 5822047509.

It is not a de Polignac number, because 9057402285 - 25 = 9057402253 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2057707 + ... + 2062103.

It is an arithmetic number, because the mean of its divisors is an integer number (458359560).

Almost surely, 29057402285 is an apocalyptic number.

It is an amenable number.

9057402285 is a deficient number, since it is larger than the sum of its proper divisors (5610103635).

9057402285 is a wasteful number, since it uses less digits than its factorization.

9057402285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6037.

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 9057402285 is about 95170.3855461351. The cubic root of 9057402285 is about 2084.4967345748.

The spelling of 9057402285 in words is "nine billion, fifty-seven million, four hundred two thousand, two hundred eighty-five".

Divisors: 1 3 5 15 89 267 445 1335 1543 4397 4629 7715 13191 21985 23145 65955 137327 391333 411981 686635 1173999 1956665 2059905 5869995 6784571 20353713 33922855 101768565 603826819 1811480457 3019134095 9057402285