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75334070 = 2572153743
BaseRepresentation
bin1000111110110…
…00000110110110
312020202100220202
410133120012312
5123241142240
611250400502
71603220600
oct437300666
9166670822
1075334070
1139584669
1221290132
13127b8696
14a010170
156931315
hex47d81b6

75334070 has 24 divisors (see below), whose sum is σ = 157741344. Its totient is φ = 25828656.

The previous prime is 75334067. The next prime is 75334079. The reversal of 75334070 is 7043357.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75334079) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76382 + ... + 77361.

It is an arithmetic number, because the mean of its divisors is an integer number (6572556).

Almost surely, 275334070 is an apocalyptic number.

75334070 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

75334070 is an abundant number, since it is smaller than the sum of its proper divisors (82407274).

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

75334070 is a wasteful number, since it uses less digits than its factorization.

75334070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153764 (or 153757 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 29.

The square root of 75334070 is about 8679.5201480266. The cubic root of 75334070 is about 422.3415509391.

The spelling of 75334070 in words is "seventy-five million, three hundred thirty-four thousand, seventy".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 153743 307486 768715 1076201 1537430 2152402 5381005 7533407 10762010 15066814 37667035 75334070