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101940701 = 67222709
BaseRepresentation
bin1100001001101…
…11110111011101
321002211010100112
412010313313131
5202044100301
614040535405
72345324132
oct604676735
9232733315
10101940701
11525a7615
122a181565
1318172c55
14d778589
158e399bb
hex6137ddd

101940701 has 6 divisors (see below), whose sum is σ = 103489470. Its totient is φ = 100414776.

The previous prime is 101940611. The next prime is 101940733. The reversal of 101940701 is 107049101.

It can be written as a sum of positive squares in only one way, i.e., 54316900 + 47623801 = 7370^2 + 6901^2 .

It is a de Polignac number, because none of the positive numbers 2k-101940701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101940781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6866 + ... + 15843.

It is an arithmetic number, because the mean of its divisors is an integer number (17248245).

Almost surely, 2101940701 is an apocalyptic number.

It is an amenable number.

101940701 is a deficient number, since it is larger than the sum of its proper divisors (1548769).

101940701 is an frugal number, since it uses more digits than its factorization.

101940701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22843 (or 22776 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 23.

The square root of 101940701 is about 10096.5687735983. The cubic root of 101940701 is about 467.1423113551.

Adding to 101940701 its reverse (107049101), we get a palindrome (208989802).

The spelling of 101940701 in words is "one hundred one million, nine hundred forty thousand, seven hundred one".

Divisors: 1 67 4489 22709 1521503 101940701