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11239516740 = 2235187325279
BaseRepresentation
bin10100111011110110…
…10110101001000100
31002000022010121102210
422131323112221010
5141004304013430
65055141503420
7545345213244
oct123573265104
932008117383
1011239516740
114848461311
122218111b70
1310a173952a
14788a1bb24
1545bb022b0
hex29ded6a44

11239516740 has 24 divisors (see below), whose sum is σ = 31470647040. Its totient is φ = 2997204448.

The previous prime is 11239516733. The next prime is 11239516741. The reversal of 11239516740 is 4761593211.

It is not an unprimeable number, because it can be changed into a prime (11239516741) 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, 93662580 + ... + 93662699.

It is an arithmetic number, because the mean of its divisors is an integer number (1311276960).

Almost surely, 211239516740 is an apocalyptic number.

11239516740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11239516740 is an abundant number, since it is smaller than the sum of its proper divisors (20231130300).

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

11239516740 is a wasteful number, since it uses less digits than its factorization.

11239516740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187325291 (or 187325289 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 39.

The spelling of 11239516740 in words is "eleven billion, two hundred thirty-nine million, five hundred sixteen thousand, seven hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 187325279 374650558 561975837 749301116 936626395 1123951674 1873252790 2247903348 2809879185 3746505580 5619758370 11239516740