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70280674468 = 2223375408449
BaseRepresentation
bin100000101110100001…
…1011111110010100100
320201101222111011212021
41001131003133302210
52122413323040333
652141514432524
75035422606364
oct1013503376244
9221358434767
1070280674468
1127895676a44
1211754a32744
13682063a014
143589dd89a4
151c650a382d
hex105d0dfca4

70280674468 has 12 divisors (see below), whose sum is σ = 123519041100. Its totient is φ = 34989519872.

The previous prime is 70280674421. The next prime is 70280674483. The reversal of 70280674468 is 86447608207.

It can be written as a sum of positive squares in 2 ways, for example, as 49092378624 + 21188295844 = 221568^2 + 145562^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37703293 + ... + 37705156.

It is an arithmetic number, because the mean of its divisors is an integer number (10293253425).

Almost surely, 270280674468 is an apocalyptic number.

It is an amenable number.

70280674468 is a deficient number, since it is larger than the sum of its proper divisors (53238366632).

70280674468 is a wasteful number, since it uses less digits than its factorization.

70280674468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75408686 (or 75408684 counting only the distinct ones).

The product of its (nonzero) digits is 3612672, while the sum is 52.

The spelling of 70280674468 in words is "seventy billion, two hundred eighty million, six hundred seventy-four thousand, four hundred sixty-eight".

Divisors: 1 2 4 233 466 932 75408449 150816898 301633796 17570168617 35140337234 70280674468