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9061907401 = 56711159791
BaseRepresentation
bin10000111000010000…
…11011101111001001
3212101112120121000001
420130020123233021
5122024322014101
64055112043001
7440363641051
oct103410335711
925345517001
109061907401
113930235178
12190a993461
13b155474b1
1461d72c561
15380859901
hex21c21bbc9

9061907401 has 4 divisors (see below), whose sum is σ = 9062123904. Its totient is φ = 9061690900.

The previous prime is 9061907389. The next prime is 9061907411. The reversal of 9061907401 is 1047091609.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1047091609 = 5631859843.

It is a cyclic number.

It is not a de Polignac number, because 9061907401 - 217 = 9061776329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9061907411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23185 + ... + 136606.

It is an arithmetic number, because the mean of its divisors is an integer number (2265530976).

Almost surely, 29061907401 is an apocalyptic number.

It is an amenable number.

9061907401 is a deficient number, since it is larger than the sum of its proper divisors (216503).

9061907401 is a wasteful number, since it uses less digits than its factorization.

9061907401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216502.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 9061907401 is about 95194.0512899835. The cubic root of 9061907401 is about 2084.8422840943.

The spelling of 9061907401 in words is "nine billion, sixty-one million, nine hundred seven thousand, four hundred one".

Divisors: 1 56711 159791 9061907401