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148072460 = 22553163857
BaseRepresentation
bin10001101001101…
…10100000001100
3101022121212020012
420310312200030
5300401304320
622405412352
73445411064
oct1064664014
9338555205
10148072460
1176646038
124170a0b8
13248a5753
14159463a4
15ceed4c5
hex8d3680c

148072460 has 48 divisors (see below), whose sum is σ = 319134816. Its totient is φ = 57687552.

The previous prime is 148072447. The next prime is 148072481. The reversal of 148072460 is 64270841.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172352 + ... + 173208.

It is an arithmetic number, because the mean of its divisors is an integer number (6648642).

Almost surely, 2148072460 is an apocalyptic number.

148072460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

148072460 is an abundant number, since it is smaller than the sum of its proper divisors (171062356).

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

148072460 is a wasteful number, since it uses less digits than its factorization.

148072460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1082 (or 1080 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 148072460 is about 12168.5027838268. The cubic root of 148072460 is about 529.0435580549.

The spelling of 148072460 in words is "one hundred forty-eight million, seventy-two thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 53 106 163 212 265 326 530 652 815 857 1060 1630 1714 3260 3428 4285 8570 8639 17140 17278 34556 43195 45421 86390 90842 139691 172780 181684 227105 279382 454210 558764 698455 908420 1396910 2793820 7403623 14807246 29614492 37018115 74036230 148072460