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148000972 = 2272755107
BaseRepresentation
bin10001101001001…
…01000011001100
3101022111020011111
420310211003030
5300342012342
622404101404
73444662500
oct1064450314
9338436144
10148000972
11765a7359
1241694864
132487c052
1415928300
15ced7217
hex8d250cc

148000972 has 18 divisors (see below), whose sum is σ = 301288092. Its totient is φ = 63428904.

The previous prime is 148000961. The next prime is 148000973. The reversal of 148000972 is 279000841.

It is not an unprimeable number, because it can be changed into a prime (148000973) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 377358 + ... + 377749.

Almost surely, 2148000972 is an apocalyptic number.

It is an amenable number.

148000972 is an abundant number, since it is smaller than the sum of its proper divisors (153287120).

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

148000972 is a wasteful number, since it uses less digits than its factorization.

148000972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755125 (or 755116 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 148000972 is about 12165.5650094848. The cubic root of 148000972 is about 528.9584052544.

The spelling of 148000972 in words is "one hundred forty-eight million, nine hundred seventy-two", and thus it is an aban number.

Divisors: 1 2 4 7 14 28 49 98 196 755107 1510214 3020428 5285749 10571498 21142996 37000243 74000486 148000972