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107807401 = 1318145817
BaseRepresentation
bin1100110110100…
…00001010101001
321111212011221201
412123100022221
5210044314101
614410404201
72446230202
oct633201251
9244764851
10107807401
1155944329
1230130661
1319448380
14104645a9
1596e7e01
hex66d02a9

107807401 has 8 divisors (see below), whose sum is σ = 116744264. Its totient is φ = 98962560.

The previous prime is 107807389. The next prime is 107807411. The reversal of 107807401 is 104708701.

It can be written as a sum of positive squares in 4 ways, for example, as 705600 + 107101801 = 840^2 + 10349^2 .

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 107807401 - 29 = 107806889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 107807401.

It is not an unprimeable number, because it can be changed into a prime (107807411) 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, 20556 + ... + 25261.

It is an arithmetic number, because the mean of its divisors is an integer number (14593033).

Almost surely, 2107807401 is an apocalyptic number.

It is an amenable number.

107807401 is a deficient number, since it is larger than the sum of its proper divisors (8936863).

107807401 is a wasteful number, since it uses less digits than its factorization.

107807401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46011.

The product of its (nonzero) digits is 1568, while the sum is 28.

The square root of 107807401 is about 10383.0342867584. The cubic root of 107807401 is about 475.9370620950.

It can be divided in two parts, 10780 and 7401, that added together give a palindrome (18181).

The spelling of 107807401 in words is "one hundred seven million, eight hundred seven thousand, four hundred one".

Divisors: 1 13 181 2353 45817 595621 8292877 107807401