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11768292380 = 22513117138653
BaseRepresentation
bin10101111010111000…
…11110010000011100
31010101011010012020202
422331130132100130
5143100140324010
65223431203032
7564425556215
oct127534362034
933334105222
1011768292380
114a99992279
122345216478
131157158220
147d8d4440c
1548d2516a5
hex2bd71e41c

11768292380 has 48 divisors (see below), whose sum is σ = 26637862944. Its totient is φ = 4341392640.

The previous prime is 11768292373. The next prime is 11768292407. The reversal of 11768292380 is 8329286711.

It is a happy number.

It is a congruent number.

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, 285134 + ... + 323786.

It is an arithmetic number, because the mean of its divisors is an integer number (554955478).

Almost surely, 211768292380 is an apocalyptic number.

11768292380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11768292380 is an abundant number, since it is smaller than the sum of its proper divisors (14869570564).

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

11768292380 is a wasteful number, since it uses less digits than its factorization.

11768292380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39846 (or 39844 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 47.

The spelling of 11768292380 in words is "eleven billion, seven hundred sixty-eight million, two hundred ninety-two thousand, three hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 1171 2342 4684 5855 11710 15223 23420 30446 38653 60892 76115 77306 152230 154612 193265 304460 386530 502489 773060 1004978 2009956 2512445 5024890 10049780 45262663 90525326 181050652 226313315 452626630 588414619 905253260 1176829238 2353658476 2942073095 5884146190 11768292380