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54572027 = 127429701
BaseRepresentation
bin1101000000101…
…1001111111011
310210200112202012
43100023033323
5102432301102
65225400135
71231566056
oct320131773
9123615665
1054572027
1128893854
121633904b
13b3c9453
147367a9d
154bce752
hex340b3fb

54572027 has 4 divisors (see below), whose sum is σ = 55001856. Its totient is φ = 54142200.

The previous prime is 54571987. The next prime is 54572039. The reversal of 54572027 is 72027545.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72027545 = 514405509.

It is a cyclic number.

It is not a de Polignac number, because 54572027 - 26 = 54571963 is a prime.

It is a super-2 number, since 2×545720272 = 5956212261777458, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54571984 and 54572002.

It is not an unprimeable number, because it can be changed into a prime (54572327) 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, 214724 + ... + 214977.

It is an arithmetic number, because the mean of its divisors is an integer number (13750464).

Almost surely, 254572027 is an apocalyptic number.

54572027 is a deficient number, since it is larger than the sum of its proper divisors (429829).

54572027 is a wasteful number, since it uses less digits than its factorization.

54572027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429828.

The product of its (nonzero) digits is 19600, while the sum is 32.

The square root of 54572027 is about 7387.2882033937. The cubic root of 54572027 is about 379.3062758662.

The spelling of 54572027 in words is "fifty-four million, five hundred seventy-two thousand, twenty-seven".

Divisors: 1 127 429701 54572027