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148725500 = 22537113863
BaseRepresentation
bin10001101110101…
…01111011111100
3101100212001000212
420313111323330
5301033204000
622431411552
73454101020
oct1067257374
9340761025
10148725500
1176a51740
1241983bb8
1324a73a71
1415a76380
15d0cbc35
hex8dd5efc

148725500 has 96 divisors (see below), whose sum is σ = 405070848. Its totient is φ = 46344000.

The previous prime is 148725463. The next prime is 148725523. The reversal of 148725500 is 5527841.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36569 + ... + 40431.

It is an arithmetic number, because the mean of its divisors is an integer number (4219488).

Almost surely, 2148725500 is an apocalyptic number.

148725500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 148725500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202535424).

148725500 is an abundant number, since it is smaller than the sum of its proper divisors (256345348).

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

148725500 is a wasteful number, since it uses less digits than its factorization.

148725500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3900 (or 3888 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 32.

The square root of 148725500 is about 12195.3064742138. The cubic root of 148725500 is about 529.8201597024.

The spelling of 148725500 in words is "one hundred forty-eight million, seven hundred twenty-five thousand, five hundred".

Divisors: 1 2 4 5 7 10 11 14 20 22 25 28 35 44 50 55 70 77 100 110 125 140 154 175 220 250 275 308 350 385 500 550 700 770 875 1100 1375 1540 1750 1925 2750 3500 3850 3863 5500 7700 7726 9625 15452 19250 19315 27041 38500 38630 42493 54082 77260 84986 96575 108164 135205 169972 193150 212465 270410 297451 386300 424930 482875 540820 594902 676025 849860 965750 1062325 1189804 1352050 1487255 1931500 2124650 2704100 2974510 3380125 4249300 5311625 5949020 6760250 7436275 10623250 13520500 14872550 21246500 29745100 37181375 74362750 148725500