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11504740506 = 2371971390469
BaseRepresentation
bin10101011011011110…
…00110100010011010
31002200210012101001020
422231233012202122
5142030203144011
65141334303310
7555045452340
oct125557064232
932623171036
1011504740506
114974142906
122290ab7b36
13111467c37c
147b1d3b990
15475042006
hex2adbc689a

11504740506 has 32 divisors (see below), whose sum is σ = 26430053760. Its totient is φ = 3270380736.

The previous prime is 11504740453. The next prime is 11504740537. The reversal of 11504740506 is 60504740511.

It is a super-2 number, since 2×115047405062 (a number of 21 digits) contains 22 as substring.

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, 686961 + ... + 703508.

It is an arithmetic number, because the mean of its divisors is an integer number (825939180).

Almost surely, 211504740506 is an apocalyptic number.

11504740506 is an abundant number, since it is smaller than the sum of its proper divisors (14925313254).

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

11504740506 is a wasteful number, since it uses less digits than its factorization.

11504740506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390678.

The product of its (nonzero) digits is 16800, while the sum is 33.

The spelling of 11504740506 in words is "eleven billion, five hundred four million, seven hundred forty thousand, five hundred six".

Divisors: 1 2 3 6 7 14 21 42 197 394 591 1182 1379 2758 4137 8274 1390469 2780938 4171407 8342814 9733283 19466566 29199849 58399698 273922393 547844786 821767179 1643534358 1917456751 3834913502 5752370253 11504740506