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136611216040 = 235131511739827
BaseRepresentation
bin111111100111010101…
…0011011101010101000
3111001121200002211002011
41333032222123222220
54214234432403130
6142431444245304
712604232114455
oct1771652335250
9431550084064
10136611216040
1152a33519642
12225869a0834
13cb617953a0
14687d54082c
15384848252a
hex1fcea9baa8

136611216040 has 64 divisors (see below), whose sum is σ = 333211858560. Its totient is φ = 50106988800.

The previous prime is 136611216037. The next prime is 136611216061. The reversal of 136611216040 is 40612116631.

It is a junction number, because it is equal to n+sod(n) for n = 136611215993 and 136611216011.

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, 791394 + ... + 948433.

It is an arithmetic number, because the mean of its divisors is an integer number (5206435290).

Almost surely, 2136611216040 is an apocalyptic number.

136611216040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136611216040 is an abundant number, since it is smaller than the sum of its proper divisors (196600642520).

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

136611216040 is a wasteful number, since it uses less digits than its factorization.

136611216040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1740002 (or 1739998 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 136611216040 in words is "one hundred thirty-six billion, six hundred eleven million, two hundred sixteen thousand, forty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 151 260 302 520 604 755 1208 1510 1963 3020 3926 6040 7852 9815 15704 19630 39260 78520 1739827 3479654 6959308 8699135 13918616 17398270 22617751 34796540 45235502 69593080 90471004 113088755 180942008 226177510 262713877 452355020 525427754 904710040 1050855508 1313569385 2101711016 2627138770 3415280401 5254277540 6830560802 10508555080 13661121604 17076402005 27322243208 34152804010 68305608020 136611216040