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202004157 = 3162141539
BaseRepresentation
bin11000000101001…
…01011010111101
3112002002212121110
430002211122331
5403203113112
632013352233
75002002255
oct1402453275
9462085543
10202004157
11a4031793
1257798679
1332b095b4
141cb84965
1512b0313c
hexc0a56bd

202004157 has 8 divisors (see below), whose sum is σ = 269511520. Its totient is φ = 134583120.

The previous prime is 202004093. The next prime is 202004161. The reversal of 202004157 is 751400202.

202004157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 202004157 - 26 = 202004093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202004177) 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, 15907 + ... + 25632.

It is an arithmetic number, because the mean of its divisors is an integer number (33688940).

Almost surely, 2202004157 is an apocalyptic number.

It is an amenable number.

202004157 is a deficient number, since it is larger than the sum of its proper divisors (67507363).

202004157 is a wasteful number, since it uses less digits than its factorization.

202004157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43163.

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 202004157 is about 14212.8166455492. The cubic root of 202004157 is about 586.7504557423.

Adding to 202004157 its reverse (751400202), we get a palindrome (953404359).

The spelling of 202004157 in words is "two hundred two million, four thousand, one hundred fifty-seven".

Divisors: 1 3 1621 4863 41539 124617 67334719 202004157