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69230449719 = 3223518964453
BaseRepresentation
bin100000001111001110…
…1001101010000110111
320121200210022020100100
41000132131031100313
52113240443342334
651445400445143
75000411053554
oct1003635152067
9217623266310
1069230449719
11273a6869602
12115011797b3
1366b3b96362
1434ca735a2b
151c02ca0c99
hex101e74d437

69230449719 has 24 divisors (see below), whose sum is σ = 104369073120. Its totient is φ = 44137760832.

The previous prime is 69230449643. The next prime is 69230449721. The reversal of 69230449719 is 91794403296.

It is not a de Polignac number, because 69230449719 - 215 = 69230416951 is a prime.

It is a super-2 number, since 2×692304497192 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69230449619) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1041897 + ... + 1106349.

It is an arithmetic number, because the mean of its divisors is an integer number (4348711380).

Almost surely, 269230449719 is an apocalyptic number.

69230449719 is a gapful number since it is divisible by the number (69) formed by its first and last digit.

69230449719 is a deficient number, since it is larger than the sum of its proper divisors (35138623401).

69230449719 is a wasteful number, since it uses less digits than its factorization.

69230449719 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69671 (or 69668 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 54.

The spelling of 69230449719 in words is "sixty-nine billion, two hundred thirty million, four hundred forty-nine thousand, seven hundred nineteen".

Divisors: 1 3 9 23 69 207 5189 15567 46701 64453 119347 193359 358041 580077 1074123 1482419 4447257 13341771 334446617 1003339851 3010019553 7692272191 23076816573 69230449719