Base | Representation |
---|---|
bin | 11000000111001… |
… | …10110110010101 |
3 | 112002121111020002 |
4 | 30003212312111 |
5 | 403240202044 |
6 | 32023221045 |
7 | 5004166502 |
oct | 1403466625 |
9 | 462544202 |
10 | 202272149 |
11 | a41a5072 |
12 | 578a7785 |
13 | 32ba1581 |
14 | 1cc144a9 |
15 | 12b5774e |
hex | c0e6d95 |
202272149 has 4 divisors (see below), whose sum is σ = 202409664. Its totient is φ = 202134636.
The previous prime is 202272139. The next prime is 202272173. The reversal of 202272149 is 941272202.
202272149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-202272149 is a prime.
It is a super-2 number, since 2×2022721492 = 81828044522156402, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202272139) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66527 + ... + 69500.
It is an arithmetic number, because the mean of its divisors is an integer number (50602416).
Almost surely, 2202272149 is an apocalyptic number.
It is an amenable number.
202272149 is a deficient number, since it is larger than the sum of its proper divisors (137515).
202272149 is a wasteful number, since it uses less digits than its factorization.
202272149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137514.
The product of its (nonzero) digits is 4032, while the sum is 29.
The square root of 202272149 is about 14222.2413493795. The cubic root of 202272149 is about 587.0098149963.
The spelling of 202272149 in words is "two hundred two million, two hundred seventy-two thousand, one hundred forty-nine".
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