Base | Representation |
---|---|
bin | 100000110001111101… |
… | …1000010110101010000 |
3 | 20201201000022012111112 |
4 | 1001203323002311100 |
5 | 2123132322233331 |
6 | 52201152232452 |
7 | 5041322161526 |
oct | 1014373026520 |
9 | 221630265445 |
10 | 70395899216 |
11 | 27944717005 |
12 | 1178753b728 |
13 | 683b481546 |
14 | 359b430316 |
15 | 1c7026432b |
hex | 1063ec2d50 |
70395899216 has 20 divisors (see below), whose sum is σ = 144415117332. Its totient is φ = 33127481856.
The previous prime is 70395899207. The next prime is 70395899237. The reversal of 70395899216 is 61299859307.
It can be written as a sum of positive squares in 2 ways, for example, as 22531210816 + 47864688400 = 150104^2 + 218780^2 .
It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors.
It is a congruent number.
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, 129403955 + ... + 129404498.
Almost surely, 270395899216 is an apocalyptic number.
It is an amenable number.
70395899216 is an abundant number, since it is smaller than the sum of its proper divisors (74019218116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70395899216 is a wasteful number, since it uses less digits than its factorization.
70395899216 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 258808478 (or 258808472 counting only the distinct ones).
The product of its (nonzero) digits is 7348320, while the sum is 59.
The spelling of 70395899216 in words is "seventy billion, three hundred ninety-five million, eight hundred ninety-nine thousand, two hundred sixteen".
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