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70958485907 = 1921227175939
BaseRepresentation
bin100001000010101110…
…1001001000110010011
320210011012220120100122
41002011131021012103
52130310333022112
652333050340455
75061263115131
oct1020535110623
9223135816318
1070958485907
1128103240791
1211903a2a72b
1368cabaaa8a
143612038751
151ca4841872
hex1085749193

70958485907 has 8 divisors (see below), whose sum is σ = 74697086400. Its totient is φ = 67220279784.

The previous prime is 70958485883. The next prime is 70958485919.

70958485907 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 70958485907 - 228 = 70690050451 is a prime.

It is a super-2 number, since 2×709584859072 (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 70958485907.

It is not an unprimeable number, because it can be changed into a prime (70958481907) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315344 + ... + 491282.

It is an arithmetic number, because the mean of its divisors is an integer number (9337135800).

Almost surely, 270958485907 is an apocalyptic number.

70958485907 is a deficient number, since it is larger than the sum of its proper divisors (3738600493).

70958485907 is a wasteful number, since it uses less digits than its factorization.

70958485907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197185.

The product of its (nonzero) digits is 25401600, while the sum is 62.

The spelling of 70958485907 in words is "seventy billion, nine hundred fifty-eight million, four hundred eighty-five thousand, nine hundred seven".

Divisors: 1 19 21227 175939 403313 3342841 3734657153 70958485907