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70701069 = 3971511609
BaseRepresentation
bin1000011011011…
…01000000001101
311221000222122010
410031231000031
5121044413234
611003211433
71515643365
oct415550015
9157028563
1070701069
11369aa83a
121b816b79
131185596a
1495659a5
1563186e9
hex436d00d

70701069 has 16 divisors (see below), whose sum is σ = 95930240. Its totient is φ = 46310400.

The previous prime is 70701067. The next prime is 70701077. The reversal of 70701069 is 96010707.

It is not a de Polignac number, because 70701069 - 21 = 70701067 is a prime.

It is a super-2 number, since 2×707010692 = 9997282315485522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70701061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43137 + ... + 44745.

It is an arithmetic number, because the mean of its divisors is an integer number (5995640).

Almost surely, 270701069 is an apocalyptic number.

It is an amenable number.

70701069 is a deficient number, since it is larger than the sum of its proper divisors (25229171).

70701069 is a wasteful number, since it uses less digits than its factorization.

70701069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1860.

The product of its (nonzero) digits is 2646, while the sum is 30.

The square root of 70701069 is about 8408.3927715111. The cubic root of 70701069 is about 413.4998218625.

The spelling of 70701069 in words is "seventy million, seven hundred one thousand, sixty-nine".

Divisors: 1 3 97 151 291 453 1609 4827 14647 43941 156073 242959 468219 728877 23567023 70701069