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54072946 = 2139194507
BaseRepresentation
bin1100111001000…
…1011001110010
310202202012010201
43032101121302
5102320313241
65210545414
71224420034
oct316213162
9122665121
1054072946
1128582894
121613826a
13b283235
147277c54
154b31931
hex3391672

54072946 has 8 divisors (see below), whose sum is σ = 81693360. Its totient is φ = 26841828.

The previous prime is 54072919. The next prime is 54072979. The reversal of 54072946 is 64927045.

54072946 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96976 + ... + 97531.

It is an arithmetic number, because the mean of its divisors is an integer number (10211670).

Almost surely, 254072946 is an apocalyptic number.

54072946 is a deficient number, since it is larger than the sum of its proper divisors (27620414).

54072946 is a wasteful number, since it uses less digits than its factorization.

54072946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194648.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 54072946 is about 7353.4308999269. The cubic root of 54072946 is about 378.1464350574.

The spelling of 54072946 in words is "fifty-four million, seventy-two thousand, nine hundred forty-six".

Divisors: 1 2 139 278 194507 389014 27036473 54072946