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148808830 = 2514880883
BaseRepresentation
bin10001101111010…
…10010001111110
3101101000021100011
420313222101332
5301043340310
622433253434
73454565662
oct1067522176
9341007304
10148808830
1176aa9305
1241a0427a
1324aa2981
1415a988a2
15d0e678a
hex8dea47e

148808830 has 8 divisors (see below), whose sum is σ = 267855912. Its totient is φ = 59523528.

The previous prime is 148808771. The next prime is 148808861. The reversal of 148808830 is 38808841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7440432 + ... + 7440451.

It is an arithmetic number, because the mean of its divisors is an integer number (33481989).

Almost surely, 2148808830 is an apocalyptic number.

148808830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

148808830 is a deficient number, since it is larger than the sum of its proper divisors (119047082).

148808830 is a wasteful number, since it uses less digits than its factorization.

148808830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14880890.

The product of its (nonzero) digits is 49152, while the sum is 40.

The square root of 148808830 is about 12198.7224740954. The cubic root of 148808830 is about 529.9190929067.

The spelling of 148808830 in words is "one hundred forty-eight million, eight hundred eight thousand, eight hundred thirty".

Divisors: 1 2 5 10 14880883 29761766 74404415 148808830