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52020154 = 236077211
BaseRepresentation
bin1100011001110…
…0001110111010
310121212220020101
43012130032322
5101304121104
65054550014
71201110154
oct306341672
9117786211
1052020154
112740056a
121550830a
13aa14a74
146ca1ad4
1548785a4
hex319c3ba

52020154 has 8 divisors (see below), whose sum is σ = 78062688. Its totient is φ = 25999260.

The previous prime is 52020149. The next prime is 52020169. The reversal of 52020154 is 45102025.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3609 + ... + 10819.

It is an arithmetic number, because the mean of its divisors is an integer number (9757836).

Almost surely, 252020154 is an apocalyptic number.

52020154 is a deficient number, since it is larger than the sum of its proper divisors (26042534).

52020154 is a wasteful number, since it uses less digits than its factorization.

52020154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10820.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 52020154 is about 7212.4998440208. The cubic root of 52020154 is about 373.2993306262.

Adding to 52020154 its reverse (45102025), we get a palindrome (97122179).

The spelling of 52020154 in words is "fifty-two million, twenty thousand, one hundred fifty-four".

Divisors: 1 2 3607 7211 7214 14422 26010077 52020154