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61302323214 = 23211309607693
BaseRepresentation
bin111001000101111001…
…110011100000001110
312212020021010200100100
4321011321303200032
52001021343320324
644054545311530
74300062102246
oct710571634016
9185207120310
1061302323214
1123aa8621840
12ba6a0355a6
135a1c4c9742
142d7781ab26
1518dbc514c9
hexe45e7380e

61302323214 has 24 divisors (see below), whose sum is σ = 144896400792. Its totient is φ = 18576461520.

The previous prime is 61302323179. The next prime is 61302323219. The reversal of 61302323214 is 41232320316.

61302323214 is a `hidden beast` number, since 6 + 1 + 302 + 32 + 321 + 4 = 666.

61302323214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61302323219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 154803649 + ... + 154804044.

It is an arithmetic number, because the mean of its divisors is an integer number (6037350033).

Almost surely, 261302323214 is an apocalyptic number.

61302323214 is an abundant number, since it is smaller than the sum of its proper divisors (83594077578).

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

61302323214 is a wasteful number, since it uses less digits than its factorization.

61302323214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309607712 (or 309607709 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The spelling of 61302323214 in words is "sixty-one billion, three hundred two million, three hundred twenty-three thousand, two hundred fourteen".

Divisors: 1 2 3 6 9 11 18 22 33 66 99 198 309607693 619215386 928823079 1857646158 2786469237 3405684623 5572938474 6811369246 10217053869 20434107738 30651161607 61302323214