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76013120508 = 223131513132203
BaseRepresentation
bin100011011001010111…
…1000010101111111100
321021012111002121111120
41012302233002233330
52221133324324013
654530412550540
75330450602143
oct1066257025774
9237174077446
1076013120508
112a267474556
1212894782450
137225158420
14397147c75a
151e9d48b123
hex11b2bc2bfc

76013120508 has 48 divisors (see below), whose sum is σ = 191025883776. Its totient is φ = 23386380480.

The previous prime is 76013120503. The next prime is 76013120543. The reversal of 76013120508 is 80502131067.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76013120503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2344335 + ... + 2376537.

It is an arithmetic number, because the mean of its divisors is an integer number (3979705912).

Almost surely, 276013120508 is an apocalyptic number.

76013120508 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

It is an amenable number.

76013120508 is an abundant number, since it is smaller than the sum of its proper divisors (115012763268).

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

76013120508 is a wasteful number, since it uses less digits than its factorization.

76013120508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47354 (or 47352 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The spelling of 76013120508 in words is "seventy-six billion, thirteen million, one hundred twenty thousand, five hundred eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 15131 30262 32203 45393 60524 64406 90786 96609 128812 181572 193218 196703 386436 393406 418639 590109 786812 837278 1180218 1255917 1674556 2360436 2511834 5023668 487263593 974527186 1461790779 1949054372 2923581558 5847163116 6334426709 12668853418 19003280127 25337706836 38006560254 76013120508