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70670434107 = 3713258866059
BaseRepresentation
bin100000111010001001…
…0010011111100111011
320202102010220000120110
41001310102103330323
52124213112342412
652244320355403
75051164531020
oct1016422237473
9222363800513
1070670434107
1127a75688149
1211843475b63
136883304520
1435c5a95547
151c893e2d3c
hex1074493f3b

70670434107 has 16 divisors (see below), whose sum is σ = 115971994880. Its totient is φ = 37276712352.

The previous prime is 70670434073. The next prime is 70670434111. The reversal of 70670434107 is 70143407607.

It is not a de Polignac number, because 70670434107 - 27 = 70670433979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (70670434187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129432757 + ... + 129433302.

It is an arithmetic number, because the mean of its divisors is an integer number (7248249680).

Almost surely, 270670434107 is an apocalyptic number.

70670434107 is a deficient number, since it is larger than the sum of its proper divisors (45301560773).

70670434107 is a wasteful number, since it uses less digits than its factorization.

70670434107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258866082.

The product of its (nonzero) digits is 98784, while the sum is 39.

The spelling of 70670434107 in words is "seventy billion, six hundred seventy million, four hundred thirty-four thousand, one hundred seven".

Divisors: 1 3 7 13 21 39 91 273 258866059 776598177 1812062413 3365258767 5436187239 10095776301 23556811369 70670434107