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104402070 = 23259711959
BaseRepresentation
bin1100011100100…
…00110010010110
321021110011201100
412032100302112
5203211331240
614205410530
72405255133
oct616206226
9237404640
10104402070
1153a28903
122ab69a46
1318825396
14dc1958a
159273e30
hex6390c96

104402070 has 48 divisors (see below), whose sum is σ = 274266720. Its totient is φ = 27551232.

The previous prime is 104402069. The next prime is 104402071. The reversal of 104402070 is 70204401.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (104402069) and next prime (104402071).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104402071) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2751 + ... + 14709.

It is an arithmetic number, because the mean of its divisors is an integer number (5713890).

Almost surely, 2104402070 is an apocalyptic number.

104402070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 104402070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137133360).

104402070 is an abundant number, since it is smaller than the sum of its proper divisors (169864650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104402070 is a wasteful number, since it uses less digits than its factorization.

104402070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12069 (or 12066 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 104402070 is about 10217.7331145416. The cubic root of 104402070 is about 470.8721846100.

Adding to 104402070 its reverse (70204401), we get a palindrome (174606471).

The spelling of 104402070 in words is "one hundred four million, four hundred two thousand, seventy".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 97 194 291 485 582 873 970 1455 1746 2910 4365 8730 11959 23918 35877 59795 71754 107631 119590 179385 215262 358770 538155 1076310 1160023 2320046 3480069 5800115 6960138 10440207 11600230 17400345 20880414 34800690 52201035 104402070