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30042346555 = 513462189947
BaseRepresentation
bin11011111110101010…
…011101010000111011
32212112200222022221001
4123332222131100323
5443011320042210
621445023425431
72112322506124
oct337652352073
985480868831
1030042346555
1111817137691
1259a5155277
132aaa0a0a30
14164dd0d04b
15bac6e103a
hex6fea9d43b

30042346555 has 8 divisors (see below), whose sum is σ = 38823955632. Its totient is φ = 22185117408.

The previous prime is 30042346541. The next prime is 30042346559. The reversal of 30042346555 is 55564324003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30042346555 - 27 = 30042346427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30042346559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231094909 + ... + 231095038.

It is an arithmetic number, because the mean of its divisors is an integer number (4852994454).

Almost surely, 230042346555 is an apocalyptic number.

30042346555 is a deficient number, since it is larger than the sum of its proper divisors (8781609077).

30042346555 is a wasteful number, since it uses less digits than its factorization.

30042346555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462189965.

The product of its (nonzero) digits is 216000, while the sum is 37.

The spelling of 30042346555 in words is "thirty billion, forty-two million, three hundred forty-six thousand, five hundred fifty-five".

Divisors: 1 5 13 65 462189947 2310949735 6008469311 30042346555