Base | Representation |
---|---|
bin | 1000011100111010111… |
… | …0110010110001001000 |
3 | 111212210101201210021112 |
4 | 2013032232302301020 |
5 | 4334333241400312 |
6 | 150412141025452 |
7 | 13330151063501 |
oct | 2071656626110 |
9 | 455711653245 |
10 | 145202293832 |
11 | 56641a00532 |
12 | 24183b55288 |
13 | 109005cbc7b |
14 | 705650bba8 |
15 | 3b9c7d6d22 |
hex | 21cebb2c48 |
145202293832 has 36 divisors (see below), whose sum is σ = 274034064105. Its totient is φ = 72129616416.
The previous prime is 145202293823. The next prime is 145202293837. The reversal of 145202293832 is 238392202541.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 83721107716 + 61481186116 = 289346^2 + 247954^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=269446.
It is a super-2 number, since 2×1452022938322 (a number of 23 digits) contains 22 as substring.
It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 145202293832.
It is not an unprimeable number, because it can be changed into a prime (145202293837) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 214478678 + ... + 214479354.
Almost surely, 2145202293832 is an apocalyptic number.
It is an amenable number.
145202293832 is a deficient number, since it is larger than the sum of its proper divisors (128831770273).
145202293832 is an frugal number, since it uses more digits than its factorization.
145202293832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1758 (or 878 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 41.
The spelling of 145202293832 in words is "one hundred forty-five billion, two hundred two million, two hundred ninety-three thousand, eight hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •