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75275060 = 2257537679
BaseRepresentation
bin1000111110010…
…01101100110100
312020122100222012
410133021230310
5123232300220
611245223352
71602553550
oct437115464
9166570865
1075275060
11395442a3
1221261b58
1312797873
149dd6860
15691dac5
hex47c9b34

75275060 has 24 divisors (see below), whose sum is σ = 180660480. Its totient is φ = 25808544.

The previous prime is 75275051. The next prime is 75275087. The reversal of 75275060 is 6057257.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268700 + ... + 268979.

It is an arithmetic number, because the mean of its divisors is an integer number (7527520).

Almost surely, 275275060 is an apocalyptic number.

75275060 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

75275060 is an abundant number, since it is smaller than the sum of its proper divisors (105385420).

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

75275060 is a wasteful number, since it uses less digits than its factorization.

75275060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537695 (or 537693 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 75275060 is about 8676.1201005980. The cubic root of 75275060 is about 422.2312472165.

The spelling of 75275060 in words is "seventy-five million, two hundred seventy-five thousand, sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 537679 1075358 2150716 2688395 3763753 5376790 7527506 10753580 15055012 18818765 37637530 75275060