Search a number
-
+
149660960 = 255935381
BaseRepresentation
bin10001110101110…
…10010100100000
3101102121120020112
420322322110200
5301303122320
622503430452
73465045221
oct1072722440
9342546215
10149660960
1177530549
1242155428
13250107a7
1415c3b248
15d213ec5
hex8eba520

149660960 has 24 divisors (see below), whose sum is σ = 353574396. Its totient is φ = 59864320.

The previous prime is 149660867. The next prime is 149660969. The reversal of 149660960 is 69066941.

It can be written as a sum of positive squares in 2 ways, for example, as 139901584 + 9759376 = 11828^2 + 3124^2 .

It is not an unprimeable number, because it can be changed into a prime (149660969) 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, 467531 + ... + 467850.

Almost surely, 2149660960 is an apocalyptic number.

149660960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

149660960 is an abundant number, since it is smaller than the sum of its proper divisors (203913436).

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

149660960 is an equidigital number, since it uses as much as digits as its factorization.

149660960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935396 (or 935388 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 149660960 is about 12233.5996337954. The cubic root of 149660960 is about 530.9286673152.

The spelling of 149660960 in words is "one hundred forty-nine million, six hundred sixty thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 935381 1870762 3741524 4676905 7483048 9353810 14966096 18707620 29932192 37415240 74830480 149660960