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71960107 = 2915116433
BaseRepresentation
bin1000100101000…
…00011000101011
312000101221201011
410102200120223
5121410210412
611050204351
71532436142
oct422403053
9160357634
1071960107
113768a76a
12201236b7
1311ba6a5b
1497b2759
1564b67a7
hex44a062b

71960107 has 8 divisors (see below), whose sum is σ = 74939040. Its totient is φ = 69014400.

The previous prime is 71960089. The next prime is 71960111. The reversal of 71960107 is 70106917.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-71960107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71960137) 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, 3838 + ... + 12595.

It is an arithmetic number, because the mean of its divisors is an integer number (9367380).

Almost surely, 271960107 is an apocalyptic number.

71960107 is a deficient number, since it is larger than the sum of its proper divisors (2978933).

71960107 is a wasteful number, since it uses less digits than its factorization.

71960107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16613.

The product of its (nonzero) digits is 2646, while the sum is 31.

The square root of 71960107 is about 8482.9303309646. The cubic root of 71960107 is about 415.9399163563.

The spelling of 71960107 in words is "seventy-one million, nine hundred sixty thousand, one hundred seven".

Divisors: 1 29 151 4379 16433 476557 2481383 71960107