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2053022240 = 25565919471
BaseRepresentation
bin111101001011110…
…1010001000100000
312022002010100001202
41322113222020200
513201033202430
6535415220332
7101606254403
oct17227521040
95262110052
102053022240
11963971aa5
124936776a8
13269450279
1415693bd3a
15c0387d45
hex7a5ea220

2053022240 has 48 divisors (see below), whose sum is σ = 4857874560. Its totient is φ = 819920640.

The previous prime is 2053022173. The next prime is 2053022243. The reversal of 2053022240 is 422203502.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (2053022243) 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, 95705 + ... + 115175.

It is an arithmetic number, because the mean of its divisors is an integer number (101205720).

Almost surely, 22053022240 is an apocalyptic number.

2053022240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2053022240 is an abundant number, since it is smaller than the sum of its proper divisors (2804852320).

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

2053022240 is a wasteful number, since it uses less digits than its factorization.

2053022240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20145 (or 20137 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2053022240 is about 45310.2884563760. The cubic root of 2053022240 is about 1270.9580552703.

Adding to 2053022240 its reverse (422203502), we get a palindrome (2475225742).

The spelling of 2053022240 in words is "two billion, fifty-three million, twenty-two thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 659 1318 2636 3295 5272 6590 10544 13180 19471 21088 26360 38942 52720 77884 97355 105440 155768 194710 311536 389420 623072 778840 1557680 3115360 12831389 25662778 51325556 64156945 102651112 128313890 205302224 256627780 410604448 513255560 1026511120 2053022240