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54764772 = 22311340387
BaseRepresentation
bin1101000011101…
…0010011100100
310211001100010220
43100322103210
5103004433042
65233444340
71233331026
oct320722344
9124040126
1054764772
1128a05647
12164106b0
13b4660ba
1473b8016
154c1b8ec
hex343a4e4

54764772 has 24 divisors (see below), whose sum is σ = 128918496. Its totient is φ = 18092928.

The previous prime is 54764747. The next prime is 54764779. The reversal of 54764772 is 27746745.

It is not an unprimeable number, because it can be changed into a prime (54764779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18838 + ... + 21549.

It is an arithmetic number, because the mean of its divisors is an integer number (5371604).

Almost surely, 254764772 is an apocalyptic number.

It is an amenable number.

54764772 is an abundant number, since it is smaller than the sum of its proper divisors (74153724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54764772 is a wasteful number, since it uses less digits than its factorization.

54764772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40507 (or 40505 counting only the distinct ones).

The product of its digits is 329280, while the sum is 42.

The square root of 54764772 is about 7400.3224254082. The cubic root of 54764772 is about 379.7523131986.

The spelling of 54764772 in words is "fifty-four million, seven hundred sixty-four thousand, seven hundred seventy-two".

Divisors: 1 2 3 4 6 12 113 226 339 452 678 1356 40387 80774 121161 161548 242322 484644 4563731 9127462 13691193 18254924 27382386 54764772