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2757385356 = 2231131376659
BaseRepresentation
bin1010010001011010…
…0101110010001100
321010011111200121120
42210112211302030
521121342312411
61133340200540
7125221250235
oct24426456214
97104450546
102757385356
111195521480
1264b539150
1334c35958b
141c22d008c
1511211d106
hexa45a5c8c

2757385356 has 48 divisors (see below), whose sum is σ = 7022090880. Its totient is φ = 835179520.

The previous prime is 2757385343. The next prime is 2757385357. The reversal of 2757385356 is 6535837572.

It is a junction number, because it is equal to n+sod(n) for n = 2757385299 and 2757385308.

It is not an unprimeable number, because it can be changed into a prime (2757385357) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 410755 + ... + 417413.

It is an arithmetic number, because the mean of its divisors is an integer number (146293560).

Almost surely, 22757385356 is an apocalyptic number.

It is an amenable number.

2757385356 is an abundant number, since it is smaller than the sum of its proper divisors (4264705524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2757385356 is a wasteful number, since it uses less digits than its factorization.

2757385356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9814 (or 9812 counting only the distinct ones).

The product of its digits is 5292000, while the sum is 51.

The square root of 2757385356 is about 52510.8118009996. The cubic root of 2757385356 is about 1402.2727295921.

The spelling of 2757385356 in words is "two billion, seven hundred fifty-seven million, three hundred eighty-five thousand, three hundred fifty-six".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 3137 6274 6659 9411 12548 13318 18822 19977 26636 34507 37644 39954 69014 73249 79908 103521 138028 146498 207042 219747 292996 414084 439494 878988 20889283 41778566 62667849 83557132 125335698 229782113 250671396 459564226 689346339 919128452 1378692678 2757385356