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4994505401 = 18712669431
BaseRepresentation
bin1001010011011001…
…00001101010111001
3110220002001011101112
410221230201222321
540212043133101
62143333330105
7234524411144
oct45154415271
913802034345
104994505401
1121332a4916
12b74796935
13617986952
1435547105b
151e371d6bb
hex129b21ab9

4994505401 has 4 divisors (see below), whose sum is σ = 4997176704. Its totient is φ = 4991834100.

The previous prime is 4994505389. The next prime is 4994505409. The reversal of 4994505401 is 1045054994.

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.

It is a cyclic number.

It is not a de Polignac number, because 4994505401 - 230 = 3920763577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4994505409) 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, 1332845 + ... + 1336586.

It is an arithmetic number, because the mean of its divisors is an integer number (1249294176).

Almost surely, 24994505401 is an apocalyptic number.

It is an amenable number.

4994505401 is a deficient number, since it is larger than the sum of its proper divisors (2671303).

4994505401 is a wasteful number, since it uses less digits than its factorization.

4994505401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2671302.

The product of its (nonzero) digits is 129600, while the sum is 41.

The square root of 4994505401 is about 70671.8147566624. The cubic root of 4994505401 is about 1709.3493416159.

The spelling of 4994505401 in words is "four billion, nine hundred ninety-four million, five hundred five thousand, four hundred one".

Divisors: 1 1871 2669431 4994505401