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93061380 = 22353150033
BaseRepresentation
bin1011000110000…
…00000100000100
320111010000012210
411203000010010
5142310431010
613122343420
72210002656
oct543000404
9214100183
1093061380
1148592435
12271bab70
1316384509
14c5066d6
158283b20
hex58c0104

93061380 has 48 divisors (see below), whose sum is σ = 268982784. Its totient is φ = 24015360.

The previous prime is 93061361. The next prime is 93061391. The reversal of 93061380 is 8316039.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23157 + ... + 26876.

It is an arithmetic number, because the mean of its divisors is an integer number (5603808).

Almost surely, 293061380 is an apocalyptic number.

It is an amenable number.

93061380 is an abundant number, since it is smaller than the sum of its proper divisors (175921404).

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

93061380 is a wasteful number, since it uses less digits than its factorization.

93061380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50076 (or 50074 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 93061380 is about 9646.8326408205. The cubic root of 93061380 is about 453.1651420957.

The spelling of 93061380 in words is "ninety-three million, sixty-one thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 31 60 62 93 124 155 186 310 372 465 620 930 1860 50033 100066 150099 200132 250165 300198 500330 600396 750495 1000660 1500990 1551023 3001980 3102046 4653069 6204092 7755115 9306138 15510230 18612276 23265345 31020460 46530690 93061380