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54457051 = 11732929
BaseRepresentation
bin1100111110111…
…1001011011011
310210110201000211
43033233023123
5102420111201
65223111551
71230606625
oct317571333
9123421024
1054457051
1128815430
12162a25b7
13b38900c
147337c15
154baa651
hex33ef2db

54457051 has 12 divisors (see below), whose sum is σ = 60297480. Its totient is φ = 48775680.

The previous prime is 54456989. The next prime is 54457057. The reversal of 54457051 is 15075445.

It is not a de Polignac number, because 54457051 - 27 = 54456923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54457057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58155 + ... + 59083.

It is an arithmetic number, because the mean of its divisors is an integer number (5024790).

Almost surely, 254457051 is an apocalyptic number.

54457051 is a deficient number, since it is larger than the sum of its proper divisors (5840429).

54457051 is an equidigital number, since it uses as much as digits as its factorization.

54457051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1086 (or 1013 counting only the distinct ones).

The product of its (nonzero) digits is 14000, while the sum is 31.

The square root of 54457051 is about 7379.5020834742. The cubic root of 54457051 is about 379.0397059507.

The spelling of 54457051 in words is "fifty-four million, four hundred fifty-seven thousand, fifty-one".

Divisors: 1 11 73 803 929 5329 10219 58619 67817 745987 4950641 54457051