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70328356 = 2274753441
BaseRepresentation
bin1000011000100…
…10000000100100
311220100001100221
410030102000210
5121001001411
610551214124
71512531640
oct414220044
9156301327
1070328356
113677580a
121b677344
1311755117
1494a9c20
156293071
hex4312024

70328356 has 24 divisors (see below), whose sum is σ = 143652096. Its totient is φ = 29498880.

The previous prime is 70328353. The next prime is 70328369. The reversal of 70328356 is 65382307.

It is not an unprimeable number, because it can be changed into a prime (70328351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25405 + ... + 28036.

It is an arithmetic number, because the mean of its divisors is an integer number (5985504).

Almost surely, 270328356 is an apocalyptic number.

It is an amenable number.

70328356 is an abundant number, since it is smaller than the sum of its proper divisors (73323740).

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

70328356 is a wasteful number, since it uses less digits than its factorization.

70328356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53499 (or 53497 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 70328356 is about 8386.2003314970. The cubic root of 70328356 is about 412.7719291776.

The spelling of 70328356 in words is "seventy million, three hundred twenty-eight thousand, three hundred fifty-six".

Divisors: 1 2 4 7 14 28 47 94 188 329 658 1316 53441 106882 213764 374087 748174 1496348 2511727 5023454 10046908 17582089 35164178 70328356