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54570130 = 255457013
BaseRepresentation
bin1101000000101…
…0110010010010
310210200110010221
43100022302102
5102432221010
65225343254
71231560406
oct320126222
9123613127
1054570130
112889238a
1216337b2a
13b3c8624
147367106
154bcddda
hex340ac92

54570130 has 8 divisors (see below), whose sum is σ = 98226252. Its totient is φ = 21828048.

The previous prime is 54570127. The next prime is 54570143. The reversal of 54570130 is 3107545.

It can be written as a sum of positive squares in 2 ways, for example, as 45873529 + 8696601 = 6773^2 + 2949^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 54570095 and 54570104.

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, 2728497 + ... + 2728516.

Almost surely, 254570130 is an apocalyptic number.

54570130 is a deficient number, since it is larger than the sum of its proper divisors (43656122).

54570130 is a wasteful number, since it uses less digits than its factorization.

54570130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5457020.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 54570130 is about 7387.1598060418. The cubic root of 54570130 is about 379.3018807430.

Adding to 54570130 its reverse (3107545), we get a palindrome (57677675).

The spelling of 54570130 in words is "fifty-four million, five hundred seventy thousand, one hundred thirty".

Divisors: 1 2 5 10 5457013 10914026 27285065 54570130