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980930141 = 1757701773
BaseRepresentation
bin111010011101111…
…100111001011101
32112100210102011222
4322131330321131
54002104231031
6241200423125
733210524432
oct7235747135
92470712158
10980930141
11463789374
12234617aa5
131282c1249
14943c5b89
155b1b5e7b
hex3a77ce5d

980930141 has 4 divisors (see below), whose sum is σ = 1038631932. Its totient is φ = 923228352.

The previous prime is 980930129. The next prime is 980930149. The reversal of 980930141 is 141039089.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 141039089 = 178296417.

It can be written as a sum of positive squares in 2 ways, for example, as 353628025 + 627302116 = 18805^2 + 25046^2 .

It is a cyclic number.

It is not a de Polignac number, because 980930141 - 26 = 980930077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (980930149) 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, 28850870 + ... + 28850903.

It is an arithmetic number, because the mean of its divisors is an integer number (259657983).

Almost surely, 2980930141 is an apocalyptic number.

It is an amenable number.

980930141 is a deficient number, since it is larger than the sum of its proper divisors (57701791).

980930141 is a wasteful number, since it uses less digits than its factorization.

980930141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57701790.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 980930141 is about 31319.8042937691. The cubic root of 980930141 is about 993.6025401177.

The spelling of 980930141 in words is "nine hundred eighty million, nine hundred thirty thousand, one hundred forty-one".

Divisors: 1 17 57701773 980930141