Base | Representation |
---|---|
bin | 100010000011110101… |
… | …0010101111010111100 |
3 | 20222210110102120220111 |
4 | 1010013222111322330 |
5 | 2144244101000010 |
6 | 53333523555404 |
7 | 5166360052264 |
oct | 1040752257274 |
9 | 228713376814 |
10 | 73142984380 |
11 | 29024342824 |
12 | 1221352bb64 |
13 | 6b8864271b |
14 | 377c1dc7a4 |
15 | 1d814ea58a |
hex | 1107a95ebc |
73142984380 has 12 divisors (see below), whose sum is σ = 153600267240. Its totient is φ = 29257193744.
The previous prime is 73142984359. The next prime is 73142984393. The reversal of 73142984380 is 8348924137.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1828574590 + ... + 1828574629.
It is an arithmetic number, because the mean of its divisors is an integer number (12800022270).
Almost surely, 273142984380 is an apocalyptic number.
It is an amenable number.
73142984380 is an abundant number, since it is smaller than the sum of its proper divisors (80457282860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
73142984380 is a wasteful number, since it uses less digits than its factorization.
73142984380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3657149228 (or 3657149226 counting only the distinct ones).
The product of its (nonzero) digits is 1161216, while the sum is 49.
The spelling of 73142984380 in words is "seventy-three billion, one hundred forty-two million, nine hundred eighty-four thousand, three hundred eighty".
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