Search a number
-
+
145410852 = 22312117571
BaseRepresentation
bin10001010101011…
…00101100100100
3101010121122012010
420222230230210
5244211121402
622232354220
73413654226
oct1052545444
9333548163
10145410852
1175098364
1240845970
1324183132
1415452416
15cb74a6c
hex8aacb24

145410852 has 12 divisors (see below), whose sum is σ = 339292016. Its totient is φ = 48470280.

The previous prime is 145410847. The next prime is 145410871. The reversal of 145410852 is 258014541.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1454108522 = 42288631758731808, which contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6058774 + ... + 6058797.

Almost surely, 2145410852 is an apocalyptic number.

145410852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

145410852 is an abundant number, since it is smaller than the sum of its proper divisors (193881164).

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

145410852 is a wasteful number, since it uses less digits than its factorization.

145410852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12117578 (or 12117576 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 30.

The square root of 145410852 is about 12058.6422121232. The cubic root of 145410852 is about 525.8545140681.

The spelling of 145410852 in words is "one hundred forty-five million, four hundred ten thousand, eight hundred fifty-two".

Divisors: 1 2 3 4 6 12 12117571 24235142 36352713 48470284 72705426 145410852