Search a number
-
+
536561213060 = 225611972232509
BaseRepresentation
bin1111100111011011000…
…10100101111010000100
31220021221212120202212202
413303231202211322010
532242334132304220
61050254240534032
753523326026265
oct7635542457204
91807855522782
10536561213060
111976108a8a64
1287ba5321318
133b79c946b62
141bd80c0896c
15de557a0275
hex7ced8a5e84

536561213060 has 48 divisors (see below), whose sum is σ = 1151064295920. Its totient is φ = 210034352640.

The previous prime is 536561213057. The next prime is 536561213077. The reversal of 536561213060 is 60312165635.

It can be written as a sum of positive squares in 8 ways, for example, as 248125504 + 536313087556 = 15752^2 + 732334^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 875915 + ... + 1356594.

It is an arithmetic number, because the mean of its divisors is an integer number (23980506165).

Almost surely, 2536561213060 is an apocalyptic number.

It is an amenable number.

536561213060 is an abundant number, since it is smaller than the sum of its proper divisors (614503082860).

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

536561213060 is a wasteful number, since it uses less digits than its factorization.

536561213060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2232776 (or 2232774 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 38.

Adding to 536561213060 its reverse (60312165635), we get a palindrome (596873378695).

The spelling of 536561213060 in words is "five hundred thirty-six billion, five hundred sixty-one million, two hundred thirteen thousand, sixty".

Divisors: 1 2 4 5 10 20 61 122 197 244 305 394 610 788 985 1220 1970 3940 12017 24034 48068 60085 120170 240340 2232509 4465018 8930036 11162545 22325090 44650180 136183049 272366098 439804273 544732196 680915245 879608546 1361830490 1759217092 2199021365 2723660980 4398042730 8796085460 26828060653 53656121306 107312242612 134140303265 268280606530 536561213060