Search a number
-
+
1107197975 = 52133406763
BaseRepresentation
bin100000111111110…
…1000000000010111
32212011101111002102
41001333220000113
54231420313400
6301511032315
736303012302
oct10177500027
92764344072
101107197975
11518a91254
1226a96b69b
13148501040
14a7093b39
15673089d5
hex41fe8017

1107197975 has 12 divisors (see below), whose sum is σ = 1478535576. Its totient is φ = 817622880.

The previous prime is 1107197957. The next prime is 1107197977. The reversal of 1107197975 is 5797917011.

It is not a de Polignac number, because 1107197975 - 214 = 1107181591 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 (1107197977) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1703057 + ... + 1703706.

It is an arithmetic number, because the mean of its divisors is an integer number (123211298).

Almost surely, 21107197975 is an apocalyptic number.

1107197975 is a deficient number, since it is larger than the sum of its proper divisors (371337601).

1107197975 is a wasteful number, since it uses less digits than its factorization.

1107197975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3406786 (or 3406781 counting only the distinct ones).

The product of its (nonzero) digits is 138915, while the sum is 47.

The square root of 1107197975 is about 33274.5845203212. The cubic root of 1107197975 is about 1034.5268360820.

The spelling of 1107197975 in words is "one billion, one hundred seven million, one hundred ninety-seven thousand, nine hundred seventy-five".

Divisors: 1 5 13 25 65 325 3406763 17033815 44287919 85169075 221439595 1107197975