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53332930 = 2571913989
BaseRepresentation
bin1100101101110…
…0101111000010
310201100121000201
43023130233002
5102123123210
65143035414
71215215410
oct313345702
9121317021
1053332930
1128117902
1215a3bb6a
13b084461
1471242b0
154a3753a
hex32dcbc2

53332930 has 32 divisors (see below), whose sum is σ = 110315520. Its totient is φ = 18185280.

The previous prime is 53332913. The next prime is 53332931. The reversal of 53332930 is 3923335.

It is not an unprimeable number, because it can be changed into a prime (53332931) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11376 + ... + 15364.

It is an arithmetic number, because the mean of its divisors is an integer number (3447360).

Almost surely, 253332930 is an apocalyptic number.

53332930 is an abundant number, since it is smaller than the sum of its proper divisors (56982590).

53332930 is a wasteful number, since it uses less digits than its factorization.

53332930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4194.

The product of its (nonzero) digits is 7290, while the sum is 28.

The square root of 53332930 is about 7302.9398190044. The cubic root of 53332930 is about 376.4134626720.

The spelling of 53332930 in words is "fifty-three million, three hundred thirty-two thousand, nine hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 191 382 955 1337 1910 2674 3989 6685 7978 13370 19945 27923 39890 55846 139615 279230 761899 1523798 3809495 5333293 7618990 10666586 26666465 53332930