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148015680 = 2635154183
BaseRepresentation
bin10001101001010…
…00101001000000
3101022111222100020
420310220221000
5300343000210
622404253440
73445053411
oct1064505100
9338458306
10148015680
117660740a
12416a1280
1324885957
141592d808
15cedb770
hex8d28a40

148015680 has 56 divisors (see below), whose sum is σ = 469952832. Its totient is φ = 39470592.

The previous prime is 148015631. The next prime is 148015687. The reversal of 148015680 is 86510841.

148015680 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (148015687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76132 + ... + 78051.

Almost surely, 2148015680 is an apocalyptic number.

148015680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

148015680 is an abundant number, since it is smaller than the sum of its proper divisors (321937152).

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

148015680 is a wasteful number, since it uses less digits than its factorization.

148015680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154203 (or 154193 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 148015680 is about 12166.1694875585. The cubic root of 148015680 is about 528.9759269017.

The spelling of 148015680 in words is "one hundred forty-eight million, fifteen thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 160 192 240 320 480 960 154183 308366 462549 616732 770915 925098 1233464 1541830 1850196 2312745 2466928 3083660 3700392 4625490 4933856 6167320 7400784 9250980 9867712 12334640 14801568 18501960 24669280 29603136 37003920 49338560 74007840 148015680