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106930696457 = 1361134843249
BaseRepresentation
bin110001110010110010…
…0001111000100001001
3101020000011222012110002
41203211210033010021
53222443224241312
6121042343532345
710503561631424
oct1434544170411
9336004865402
10106930696457
1141392654a12
1218882a5a0b5
13a11165bb70
1452656da9bb
152bac9144c2
hex18e590f109

106930696457 has 8 divisors (see below), whose sum is σ = 117043941000. Its totient is φ = 97087138560.

The previous prime is 106930696423. The next prime is 106930696471. The reversal of 106930696457 is 754696039601.

It can be written as a sum of positive squares in 4 ways, for example, as 670343881 + 106260352576 = 25891^2 + 325976^2 .

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 106930696457 - 234 = 89750827273 is a prime.

It is a super-2 number, since 2×1069306964572 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106930606457) 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, 67420832 + ... + 67422417.

It is an arithmetic number, because the mean of its divisors is an integer number (14630492625).

Almost surely, 2106930696457 is an apocalyptic number.

It is an amenable number.

106930696457 is a deficient number, since it is larger than the sum of its proper divisors (10113244543).

106930696457 is a wasteful number, since it uses less digits than its factorization.

106930696457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134843323.

The product of its (nonzero) digits is 7348320, while the sum is 56.

The spelling of 106930696457 in words is "one hundred six billion, nine hundred thirty million, six hundred ninety-six thousand, four hundred fifty-seven".

Divisors: 1 13 61 793 134843249 1752962237 8225438189 106930696457