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76682340990 = 23254718128213
BaseRepresentation
bin100011101101010011…
…1111010101001111110
321022221010100112102100
41013122213322221332
52224021134402430
655121040405530
75353155100233
oct1073247725176
9238833315370
1076682340990
112a580200832
1212a409168a6
1373009aba88
1439d62c378a
151edc0cd960
hex11da9faa7e

76682340990 has 48 divisors (see below), whose sum is σ = 203616099648. Its totient is φ = 20013546048.

The previous prime is 76682340989. The next prime is 76682340991. The reversal of 76682340990 is 9904328667.

It is a happy number.

76682340990 is a `hidden beast` number, since 76 + 6 + 82 + 3 + 409 + 90 = 666.

It is an interprime number because it is at equal distance from previous prime (76682340989) and next prime (76682340991).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76682340991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9059877 + ... + 9068336.

It is an arithmetic number, because the mean of its divisors is an integer number (4242002076).

Almost surely, 276682340990 is an apocalyptic number.

76682340990 is an abundant number, since it is smaller than the sum of its proper divisors (126933758658).

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

76682340990 is a wasteful number, since it uses less digits than its factorization.

76682340990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18128273 (or 18128270 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 76682340990 in words is "seventy-six billion, six hundred eighty-two million, three hundred forty thousand, nine hundred ninety".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 47 90 94 141 235 282 423 470 705 846 1410 2115 4230 18128213 36256426 54384639 90641065 108769278 163153917 181282130 271923195 326307834 543846390 815769585 852026011 1631539170 1704052022 2556078033 4260130055 5112156066 7668234099 8520260110 12780390165 15336468198 25560780330 38341170495 76682340990