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148470 = 23572101
BaseRepresentation
bin100100001111110110
321112122220
4210033312
514222340
63103210
71155600
oct441766
9245586
10148470
11a1603
1271b06
135276a
143c170
152ded0
hex243f6

148470 has 48 divisors (see below), whose sum is σ = 418608. Its totient is φ = 33600.

The previous prime is 148469. The next prime is 148471. The reversal of 148470 is 74841.

It is an interprime number because it is at equal distance from previous prime (148469) and next prime (148471).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 148470.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148471) 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, 1420 + ... + 1520.

It is an arithmetic number, because the mean of its divisors is an integer number (8721).

2148470 is an apocalyptic number.

148470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 148470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209304).

148470 is an abundant number, since it is smaller than the sum of its proper divisors (270138).

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

148470 is a wasteful number, since it uses less digits than its factorization.

148470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 148470 is about 385.3180504466. The cubic root of 148470 is about 52.9516587813.

The spelling of 148470 in words is "one hundred forty-eight thousand, four hundred seventy".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 49 70 98 101 105 147 202 210 245 294 303 490 505 606 707 735 1010 1414 1470 1515 2121 3030 3535 4242 4949 7070 9898 10605 14847 21210 24745 29694 49490 74235 148470