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85372352273 = 1379373222863
BaseRepresentation
bin100111110000010010…
…1101011011100010001
322011100202010211212002
41033200211223130101
52344320310233043
6103115225443345
76111415010135
oct1174045533421
9264322124762
1085372352273
113322a51593a
1214667040555
1380871748a0
1441bc4853c5
152349e76bb8
hex13e096b711

85372352273 has 16 divisors (see below), whose sum is σ = 93353272320. Its totient is φ = 77598765504.

The previous prime is 85372352249. The next prime is 85372352291. The reversal of 85372352273 is 37225327358.

It is not a de Polignac number, because 85372352273 - 26 = 85372352209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85372352773) 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, 271640 + ... + 494502.

It is an arithmetic number, because the mean of its divisors is an integer number (5834579520).

Almost surely, 285372352273 is an apocalyptic number.

It is an amenable number.

85372352273 is a deficient number, since it is larger than the sum of its proper divisors (7980920047).

85372352273 is a wasteful number, since it uses less digits than its factorization.

85372352273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223328.

The product of its digits is 2116800, while the sum is 47.

The spelling of 85372352273 in words is "eighty-five billion, three hundred seventy-two million, three hundred fifty-two thousand, two hundred seventy-three".

Divisors: 1 13 79 373 1027 4849 29467 222863 383071 2897219 17606177 83127899 228880301 1080662687 6567104021 85372352273