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79288000351 = 7233241720113
BaseRepresentation
bin100100111010111101…
…1101101111101011111
321120122201100202002121
41021311323231331133
52244340212002401
6100231401003411
75504554611610
oct1116573557537
9246581322077
1079288000351
113069801121a
1213449483567
137627783951
143ba2399c07
1520e0c2aca1
hex1275eedf5f

79288000351 has 16 divisors (see below), whose sum is σ = 91045940544. Its totient is φ = 67638104064.

The previous prime is 79288000339. The next prime is 79288000381. The reversal of 79288000351 is 15300088297.

It is a cyclic number.

It is not a de Polignac number, because 79288000351 - 231 = 77140516703 is a prime.

It is a super-2 number, since 2×792880003512 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 79288000298 and 79288000307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79288000381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3932071 + ... + 3952183.

It is an arithmetic number, because the mean of its divisors is an integer number (5690371284).

Almost surely, 279288000351 is an apocalyptic number.

79288000351 is the 140791-st decagonal number.

79288000351 is a deficient number, since it is larger than the sum of its proper divisors (11757940193).

79288000351 is a wasteful number, since it uses less digits than its factorization.

79288000351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22770.

The product of its (nonzero) digits is 120960, while the sum is 43.

The spelling of 79288000351 in words is "seventy-nine billion, two hundred eighty-eight million, three hundred fifty-one", and thus it is an aban number.

Divisors: 1 7 233 1631 2417 16919 20113 140791 563161 3942127 4686329 32804303 48613121 340291847 11326857193 79288000351