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538199092 = 221916694243
BaseRepresentation
bin100000000101000…
…100010000110100
31101111201100100201
4200011010100310
52100234332332
6125223250244
716223421364
oct4005042064
91344640321
10538199092
11256887a42
121302a9984
138766b002
145169a9a4
15323b15e7
hex20144434

538199092 has 24 divisors (see below), whose sum is σ = 992247200. Its totient is φ = 254723616.

The previous prime is 538199069. The next prime is 538199093. The reversal of 538199092 is 290991835.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538199093) 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, 124723 + ... + 128965.

Almost surely, 2538199092 is an apocalyptic number.

It is an amenable number.

538199092 is a deficient number, since it is larger than the sum of its proper divisors (454048108).

538199092 is a wasteful number, since it uses less digits than its factorization.

538199092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5935 (or 5933 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 46.

The square root of 538199092 is about 23199.1183453165. The cubic root of 538199092 is about 813.4190144589.

The spelling of 538199092 in words is "five hundred thirty-eight million, one hundred ninety-nine thousand, ninety-two".

Divisors: 1 2 4 19 38 76 1669 3338 4243 6676 8486 16972 31711 63422 80617 126844 161234 322468 7081567 14163134 28326268 134549773 269099546 538199092