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70376693 = 393117903
BaseRepresentation
bin1000011000111…
…01110011110101
311220102111200012
410030131303311
5121004023233
610552230005
71513122602
oct414356365
9156374605
1070376693
11367a9062
121b69b305
131177111a
1494bd6a9
1562a2548
hex431dcf5

70376693 has 4 divisors (see below), whose sum is σ = 70398528. Its totient is φ = 70354860.

The previous prime is 70376671. The next prime is 70376749. The reversal of 70376693 is 39667307.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 70376693 - 224 = 53599477 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70376693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70370693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5021 + ... + 12882.

It is an arithmetic number, because the mean of its divisors is an integer number (17599632).

Almost surely, 270376693 is an apocalyptic number.

It is an amenable number.

70376693 is a deficient number, since it is larger than the sum of its proper divisors (21835).

70376693 is a wasteful number, since it uses less digits than its factorization.

70376693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21834.

The product of its (nonzero) digits is 142884, while the sum is 41.

The square root of 70376693 is about 8389.0817733528. The cubic root of 70376693 is about 412.8664741973.

The spelling of 70376693 in words is "seventy million, three hundred seventy-six thousand, six hundred ninety-three".

Divisors: 1 3931 17903 70376693