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148380232 = 237211132647
BaseRepresentation
bin10001101100000…
…01101001001000
3101100012111102011
420312001221020
5300441131412
622420145304
73451132300
oct1066015110
9340174364
10148380232
11768362a0
1241838234
1324982870
14159c6600
15d05e7a7
hex8d81a48

148380232 has 96 divisors (see below), whose sum is σ = 380358720. Its totient is φ = 53343360.

The previous prime is 148380227. The next prime is 148380241. The reversal of 148380232 is 232083841.

It is a junction number, because it is equal to n+sod(n) for n = 148380194 and 148380203.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54733 + ... + 57379.

It is an arithmetic number, because the mean of its divisors is an integer number (3962070).

Almost surely, 2148380232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 148380232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190179360).

148380232 is an abundant number, since it is smaller than the sum of its proper divisors (231978488).

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

148380232 is a wasteful number, since it uses less digits than its factorization.

148380232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2691 (or 2680 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 148380232 is about 12181.1424751540. The cubic root of 148380232 is about 529.4098474431.

The spelling of 148380232 in words is "one hundred forty-eight million, three hundred eighty thousand, two hundred thirty-two".

Divisors: 1 2 4 7 8 11 13 14 22 26 28 44 49 52 56 77 88 91 98 104 143 154 182 196 286 308 364 392 539 572 616 637 728 1001 1078 1144 1274 2002 2156 2548 2647 4004 4312 5096 5294 7007 8008 10588 14014 18529 21176 28028 29117 34411 37058 56056 58234 68822 74116 116468 129703 137644 148232 203819 232936 240877 259406 275288 378521 407638 481754 518812 757042 815276 963508 1037624 1426733 1514084 1630552 1686139 1927016 2649647 2853466 3028168 3372278 5299294 5706932 6744556 10598588 11413864 13489112 18547529 21197176 37095058 74190116 148380232