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70319392 = 2511313127
BaseRepresentation
bin1000011000011…
…11110100100000
311220022121001221
410030033310200
5121000210032
610551104424
71512463543
oct414176440
9156277057
1070319392
113676a000
121b672114
1311751010
1494a685a
156290597
hex430fd20

70319392 has 96 divisors (see below), whose sum is σ = 165279744. Its totient is φ = 29272320.

The previous prime is 70319383. The next prime is 70319453. The reversal of 70319392 is 29391307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 553633 + ... + 553759.

It is an arithmetic number, because the mean of its divisors is an integer number (1721664).

Almost surely, 270319392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70319392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82639872).

70319392 is an abundant number, since it is smaller than the sum of its proper divisors (94960352).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70319392 is a wasteful number, since it uses less digits than its factorization.

70319392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183 (or 153 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 34.

The square root of 70319392 is about 8385.6658650342. The cubic root of 70319392 is about 412.7543912313.

The spelling of 70319392 in words is "seventy million, three hundred nineteen thousand, three hundred ninety-two".

Divisors: 1 2 4 8 11 13 16 22 26 32 44 52 88 104 121 127 143 176 208 242 254 286 352 416 484 508 572 968 1016 1144 1331 1397 1573 1651 1936 2032 2288 2662 2794 3146 3302 3872 4064 4576 5324 5588 6292 6604 10648 11176 12584 13208 15367 17303 18161 21296 22352 25168 26416 30734 34606 36322 42592 44704 50336 52832 61468 69212 72644 122936 138424 145288 169037 199771 245872 276848 290576 338074 399542 491744 553696 581152 676148 799084 1352296 1598168 2197481 2704592 3196336 4394962 5409184 6392672 8789924 17579848 35159696 70319392