Base | Representation |
---|---|
bin | 10010101111010… |
… | …01011011011110 |
3 | 101221210021120011 |
4 | 21113221123132 |
5 | 310220201300 |
6 | 23333113434 |
7 | 3616061254 |
oct | 1127513336 |
9 | 357707504 |
10 | 157193950 |
11 | 80806161 |
12 | 4478887a |
13 | 2674a494 |
14 | 16c3c5d4 |
15 | dc00eba |
hex | 95e96de |
157193950 has 24 divisors (see below), whose sum is σ = 297179640. Its totient is φ = 61845600.
The previous prime is 157193947. The next prime is 157193977. The reversal of 157193950 is 59391751.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22720 + ... + 28819.
It is an arithmetic number, because the mean of its divisors is an integer number (12382485).
Almost surely, 2157193950 is an apocalyptic number.
157193950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
157193950 is a deficient number, since it is larger than the sum of its proper divisors (139985690).
157193950 is a wasteful number, since it uses less digits than its factorization.
157193950 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51612 (or 51607 counting only the distinct ones).
The product of its (nonzero) digits is 42525, while the sum is 40.
The square root of 157193950 is about 12537.7011449468. The cubic root of 157193950 is about 539.6911242279.
The spelling of 157193950 in words is "one hundred fifty-seven million, one hundred ninety-three thousand, nine hundred fifty".
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