Base | Representation |
---|---|
bin | 10010101110100… |
… | …10011001101110 |
3 | 101221121111011211 |
4 | 21113102121232 |
5 | 310204142010 |
6 | 23331105034 |
7 | 3615216262 |
oct | 1127223156 |
9 | 357544154 |
10 | 157099630 |
11 | 80751306 |
12 | 4474217a |
13 | 2671657c |
14 | 16c160a2 |
15 | dbd308a |
hex | 95d266e |
157099630 has 16 divisors (see below), whose sum is σ = 291901824. Its totient is φ = 60812640.
The previous prime is 157099609. The next prime is 157099633. The reversal of 157099630 is 36990751.
It is a super-2 number, since 2×1570996302 = 49360587492273800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157099633) 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, 253077 + ... + 253696.
It is an arithmetic number, because the mean of its divisors is an integer number (18243864).
Almost surely, 2157099630 is an apocalyptic number.
157099630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
157099630 is a deficient number, since it is larger than the sum of its proper divisors (134802194).
157099630 is a wasteful number, since it uses less digits than its factorization.
157099630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 506811.
The product of its (nonzero) digits is 51030, while the sum is 40.
The square root of 157099630 is about 12533.9391254306. The cubic root of 157099630 is about 539.5831602523.
The spelling of 157099630 in words is "one hundred fifty-seven million, ninety-nine thousand, six hundred thirty".
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