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145357260 = 22352422621
BaseRepresentation
bin10001010100111…
…11100111001100
3101010111220200020
420222133213030
5244202413020
622231302140
73413342046
oct1052374714
9333456606
10145357260
1175061074
124081a950
1324164919
141543aa96
15cb63c40
hex8a9f9cc

145357260 has 24 divisors (see below), whose sum is σ = 407000496. Its totient is φ = 38761920.

The previous prime is 145357213. The next prime is 145357271. The reversal of 145357260 is 62753541.

It is a super-2 number, since 2×1453572602 = 42257466069415200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1211251 + ... + 1211370.

It is an arithmetic number, because the mean of its divisors is an integer number (16958354).

Almost surely, 2145357260 is an apocalyptic number.

145357260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145357260 is an abundant number, since it is smaller than the sum of its proper divisors (261643236).

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

145357260 is a wasteful number, since it uses less digits than its factorization.

145357260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2422633 (or 2422631 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 145357260 is about 12056.4198666105. The cubic root of 145357260 is about 525.7899039018.

The spelling of 145357260 in words is "one hundred forty-five million, three hundred fifty-seven thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 2422621 4845242 7267863 9690484 12113105 14535726 24226210 29071452 36339315 48452420 72678630 145357260