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75070998 = 2327158741
BaseRepresentation
bin1000111100101…
…11111000010110
312020021000001100
410132113320112
5123204232443
611241010530
71601043612
oct436277026
9166230040
1075070998
1139414a52
1221183a46
1312725a12
149d82342
1568cd3d3
hex4797e16

75070998 has 24 divisors (see below), whose sum is σ = 164947536. Its totient is φ = 24670800.

The previous prime is 75070939. The next prime is 75071023. The reversal of 75070998 is 89907057.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28093 + ... + 30648.

It is an arithmetic number, because the mean of its divisors is an integer number (6872814).

Almost surely, 275070998 is an apocalyptic number.

75070998 is an abundant number, since it is smaller than the sum of its proper divisors (89876538).

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

75070998 is a wasteful number, since it uses less digits than its factorization.

75070998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58820 (or 58817 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 45.

The square root of 75070998 is about 8664.3521396582. The cubic root of 75070998 is about 421.8493618658.

The spelling of 75070998 in words is "seventy-five million, seventy thousand, nine hundred ninety-eight".