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69055054019 = 723428913379
BaseRepresentation
bin100000001010000000…
…0001000000011000011
320121020120021012200022
41000110000020003003
52112411043212034
651420133244055
74663151163050
oct1002400100303
9217216235608
1069055054019
1127316861186
121147249362b
136686745113
1434b131a027
151be26a6b2e
hex10140080c3

69055054019 has 8 divisors (see below), whose sum is σ = 82351368960. Its totient is φ = 56616565896.

The previous prime is 69055054001. The next prime is 69055054031. The reversal of 69055054019 is 91045055096.

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 69055054019 - 220 = 69054005443 is a prime.

It is a super-2 number, since 2×690550540192 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (69055054219) 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, 214456529 + ... + 214456850.

It is an arithmetic number, because the mean of its divisors is an integer number (10293921120).

Almost surely, 269055054019 is an apocalyptic number.

69055054019 is a deficient number, since it is larger than the sum of its proper divisors (13296314941).

69055054019 is a wasteful number, since it uses less digits than its factorization.

69055054019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428913409.

The product of its (nonzero) digits is 243000, while the sum is 44.

The spelling of 69055054019 in words is "sixty-nine billion, fifty-five million, fifty-four thousand, nineteen".

Divisors: 1 7 23 161 428913379 3002393653 9865007717 69055054019