Search a number
BaseRepresentation
bin110010100010110010…
…0110000010101110010
3101101011102212201201200
41211011210300111302
53234243102223430
6121510243512030
710561521030642
oct1450544602562
9341142781650
10108541445490
11420398a8565
1219052388616
13a30a2893ba
1453795cc522
152c54038460
hex1945930572

108541445490 has 48 divisors (see below), whose sum is σ = 282944683008. Its totient is φ = 28868803488.

The previous prime is 108541445471. The next prime is 108541445491. The reversal of 108541445490 is 94544145801.

108541445490 is a `hidden beast` number, since 1 + 0 + 85 + 41 + 4 + 45 + 490 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (108541445491) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1539964 + ... + 1608903.

It is an arithmetic number, because the mean of its divisors is an integer number (5894680896).

Almost surely, 2108541445490 is an apocalyptic number.

108541445490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

108541445490 is an abundant number, since it is smaller than the sum of its proper divisors (174403237518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

108541445490 is a wasteful number, since it uses less digits than its factorization.

108541445490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3149263 (or 3149260 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The spelling of 108541445490 in words is "one hundred eight billion, five hundred forty-one million, four hundred forty-five thousand, four hundred ninety".