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3680402117 = 71997013769
BaseRepresentation
bin1101101101011110…
…0111101011000101
3100111111022210120112
43123113213223011
530014140331432
61405111442405
7160126621220
oct33327475305
910444283515
103680402117
111619544647
12868686405
13468651542
1426cb1c5b7
151681947b2
hexdb5e7ac5

3680402117 has 16 divisors (see below), whose sum is σ = 4234464000. Its totient is φ = 3133468800.

The previous prime is 3680402083. The next prime is 3680402147. The reversal of 3680402117 is 7112040863.

It is not a de Polignac number, because 3680402117 - 210 = 3680401093 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 (3680402147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 974609 + ... + 978377.

It is an arithmetic number, because the mean of its divisors is an integer number (264654000).

Almost surely, 23680402117 is an apocalyptic number.

It is an amenable number.

3680402117 is a deficient number, since it is larger than the sum of its proper divisors (554061883).

3680402117 is a wasteful number, since it uses less digits than its factorization.

3680402117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4676.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 3680402117 is about 60666.3178130996. The cubic root of 3680402117 is about 1543.9447578661.

The spelling of 3680402117 in words is "three billion, six hundred eighty million, four hundred two thousand, one hundred seventeen".

Divisors: 1 7 199 701 1393 3769 4907 26383 139499 750031 976493 2642069 5250217 18494483 525771731 3680402117