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79692423357 = 383599534307
BaseRepresentation
bin100101000111000001…
…0011110000010111101
321121200220100120011110
41022032002132002331
52301202230021412
6100335445112233
75520565264461
oct1121602360275
9247626316143
1079692423357
1130885328208
12135409b8679
1376904b34c1
143bddd924a1
1521164b4d3c
hex128e09e0bd

79692423357 has 16 divisors (see below), whose sum is σ = 107716492800. Its totient is φ = 52400458032.

The previous prime is 79692423277. The next prime is 79692423367. The reversal of 79692423357 is 75332429697.

It is not a de Polignac number, because 79692423357 - 214 = 79692406973 is a prime.

It is a super-2 number, since 2×796924233572 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 79692423297 and 79692423306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79692423367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118003 + ... + 416304.

It is an arithmetic number, because the mean of its divisors is an integer number (6732280800).

Almost surely, 279692423357 is an apocalyptic number.

It is an amenable number.

79692423357 is a deficient number, since it is larger than the sum of its proper divisors (28024069443).

79692423357 is a wasteful number, since it uses less digits than its factorization.

79692423357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534992.

The product of its digits is 17146080, while the sum is 57.

The spelling of 79692423357 in words is "seventy-nine billion, six hundred ninety-two million, four hundred twenty-three thousand, three hundred fifty-seven".

Divisors: 1 3 83 249 599 1797 49717 149151 534307 1602921 44347481 133042443 320049893 960149679 26564141119 79692423357