Base | Representation |
---|---|
bin | 1000011100010110111… |
… | …1101000110111000111 |
3 | 111212101220000201002101 |
4 | 2013011233220313013 |
5 | 4334031142123310 |
6 | 150345153252531 |
7 | 13323340403122 |
oct | 2070557506707 |
9 | 455356021071 |
10 | 145051520455 |
11 | 56574890236 |
12 | 24141564147 |
13 | 108a82bc05a |
14 | 70404a13b9 |
15 | 3b8e45343a |
hex | 21c5be8dc7 |
145051520455 has 16 divisors (see below), whose sum is σ = 179779555584. Its totient is φ = 112233680640.
The previous prime is 145051520407. The next prime is 145051520503. The reversal of 145051520455 is 554025150541.
It is an interprime number because it is at equal distance from previous prime (145051520407) and next prime (145051520503).
It is not a de Polignac number, because 145051520455 - 223 = 145043131847 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4797 + ... + 538633.
It is an arithmetic number, because the mean of its divisors is an integer number (11236222224).
Almost surely, 2145051520455 is an apocalyptic number.
145051520455 is a deficient number, since it is larger than the sum of its proper divisors (34728035129).
145051520455 is a wasteful number, since it uses less digits than its factorization.
145051520455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 535626.
The product of its (nonzero) digits is 100000, while the sum is 37.
Adding to 145051520455 its reverse (554025150541), we get a palindrome (699076670996).
The spelling of 145051520455 in words is "one hundred forty-five billion, fifty-one million, five hundred twenty thousand, four hundred fifty-five".
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