Base | Representation |
---|---|
bin | 10010101111010… |
… | …00100111111010 |
3 | 101221210010000221 |
4 | 21113220213322 |
5 | 310220100100 |
6 | 23333050254 |
7 | 3616045531 |
oct | 1127504772 |
9 | 357703027 |
10 | 157190650 |
11 | 80803731 |
12 | 4478698a |
13 | 26748b26 |
14 | 16c3b318 |
15 | dc0001a |
hex | 95e89fa |
157190650 has 12 divisors (see below), whose sum is σ = 292374702. Its totient is φ = 62876240.
The previous prime is 157190641. The next prime is 157190707. The reversal of 157190650 is 56091751.
It can be written as a sum of positive squares in 3 ways, for example, as 130347889 + 26842761 = 11417^2 + 5181^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1571857 + ... + 1571956.
Almost surely, 2157190650 is an apocalyptic number.
157190650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
157190650 is a deficient number, since it is larger than the sum of its proper divisors (135184052).
157190650 is a wasteful number, since it uses less digits than its factorization.
157190650 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3143825 (or 3143820 counting only the distinct ones).
The product of its (nonzero) digits is 9450, while the sum is 34.
The square root of 157190650 is about 12537.5695411830. The cubic root of 157190650 is about 539.6873475915.
The spelling of 157190650 in words is "one hundred fifty-seven million, one hundred ninety thousand, six hundred fifty".
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