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8069411493 = 3211132716793
BaseRepresentation
bin1111000001111100…
…10111001010100101
3202211101000120120100
413200332113022211
5113011232131433
63412415254313
7403652603013
oct74076271245
922741016510
108069411493
113470a77320
12169251a399
139b7a36b00
145679b58b3
1532365bb13
hex1e0f972a5

8069411493 has 72 divisors (see below), whose sum is σ = 13964768064. Its totient is φ = 4450118400.

The previous prime is 8069411477. The next prime is 8069411509. The reversal of 8069411493 is 3941149608.

It is an interprime number because it is at equal distance from previous prime (8069411477) and next prime (8069411509).

It is not a de Polignac number, because 8069411493 - 24 = 8069411477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8069411453) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1184505 + ... + 1191297.

It is an arithmetic number, because the mean of its divisors is an integer number (193955112).

Almost surely, 28069411493 is an apocalyptic number.

It is an amenable number.

8069411493 is a deficient number, since it is larger than the sum of its proper divisors (5895356571).

8069411493 is a wasteful number, since it uses less digits than its factorization.

8069411493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6907 (or 6891 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 8069411493 is about 89829.9031113805. The cubic root of 8069411493 is about 2005.7676422461.

The spelling of 8069411493 in words is "eight billion, sixty-nine million, four hundred eleven thousand, four hundred ninety-three".

Divisors: 1 3 9 11 13 33 39 71 99 117 143 169 213 429 507 639 781 923 1287 1521 1859 2343 2769 5577 6793 7029 8307 10153 11999 16731 20379 30459 35997 61137 74723 88309 91377 107991 131989 224169 264927 395967 482303 672507 794781 971399 1148017 1187901 1446909 2914197 3444051 4340727 5305333 6269939 8742591 10332153 12628187 15915999 18809817 37884561 47747997 56429451 68969329 81509207 113653683 206907987 244527621 620723961 733582863 896601277 2689803831 8069411493