Base | Representation |
---|---|
bin | 1001000100111011100… |
… | …0110011111101100111 |
3 | 112220111220000120201020 |
4 | 2101032320303331213 |
5 | 10023332214312112 |
6 | 155350001302223 |
7 | 14160253002012 |
oct | 2211670637547 |
9 | 486456016636 |
10 | 155942338407 |
11 | 60153425a29 |
12 | 26280934973 |
13 | 1192270972b |
14 | 7794a70379 |
15 | 40ca62748c |
hex | 244ee33f67 |
155942338407 has 8 divisors (see below), whose sum is σ = 208277333376. Its totient is φ = 103784451192.
The previous prime is 155942338351. The next prime is 155942338411. The reversal of 155942338407 is 704833249551.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 155942338407 - 215 = 155942305639 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 155942338407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155942338457) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44274883 + ... + 44278404.
It is an arithmetic number, because the mean of its divisors is an integer number (26034666672).
Almost surely, 2155942338407 is an apocalyptic number.
155942338407 is a deficient number, since it is larger than the sum of its proper divisors (52334994969).
155942338407 is an equidigital number, since it uses as much as digits as its factorization.
155942338407 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 88553877.
The product of its (nonzero) digits is 3628800, while the sum is 51.
The spelling of 155942338407 in words is "one hundred fifty-five billion, nine hundred forty-two million, three hundred thirty-eight thousand, four hundred seven".
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