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54752401 = 114977491
BaseRepresentation
bin1101000011011…
…1010010010001
310211000201011201
43100313102101
5103004034101
65233311201
71233246664
oct320672221
9124021151
1054752401
11289a7320
1216405501
13b460592
1473b36db
154c17e01
hex3437491

54752401 has 4 divisors (see below), whose sum is σ = 59729904. Its totient is φ = 49774900.

The previous prime is 54752381. The next prime is 54752419. The reversal of 54752401 is 10425745.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 54752401 - 221 = 52655249 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54752401.

It is not an unprimeable number, because it can be changed into a prime (54752491) 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, 2488735 + ... + 2488756.

It is an arithmetic number, because the mean of its divisors is an integer number (14932476).

Almost surely, 254752401 is an apocalyptic number.

It is an amenable number.

54752401 is a deficient number, since it is larger than the sum of its proper divisors (4977503).

54752401 is a wasteful number, since it uses less digits than its factorization.

54752401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4977502.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 54752401 is about 7399.4865362402. The cubic root of 54752401 is about 379.7237165327.

The spelling of 54752401 in words is "fifty-four million, seven hundred fifty-two thousand, four hundred one".

Divisors: 1 11 4977491 54752401