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407345238103 = 20891042718701
BaseRepresentation
bin1011110110101111010…
…10110001000001010111
31102221102120221010102111
411323113222301001113
523133220340104403
6511044250051451
741300252252236
oct5732752610127
91387376833374
10407345238103
11147832849511
1266b43119b87
132c549320b8b
1415a0390ab1d
15a8e16aa56d
hex5ed7ab1057

407345238103 has 8 divisors (see below), whose sum is σ = 407601113040. Its totient is φ = 407089425600.

The previous prime is 407345238089. The next prime is 407345238107. The reversal of 407345238103 is 301832543704.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-407345238103 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 (407345238107) 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, 21772653 + ... + 21791353.

It is an arithmetic number, because the mean of its divisors is an integer number (50950139130).

Almost surely, 2407345238103 is an apocalyptic number.

407345238103 is a deficient number, since it is larger than the sum of its proper divisors (255874937).

407345238103 is a wasteful number, since it uses less digits than its factorization.

407345238103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31217.

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 407345238103 in words is "four hundred seven billion, three hundred forty-five million, two hundred thirty-eight thousand, one hundred three".

Divisors: 1 2089 10427 18701 21782003 39066389 194995327 407345238103