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148899874 = 21134631423
BaseRepresentation
bin10001110000000…
…00100000100010
3101101011220020011
420320000200202
5301104243444
622435235134
73455425264
oct1070004042
9341156204
10148899874
1177060752
1241a48aaa
1324b05246
1415abdb34
15d113734
hex8e00822

148899874 has 16 divisors (see below), whose sum is σ = 225971712. Its totient is φ = 73579968.

The previous prime is 148899869. The next prime is 148899943. The reversal of 148899874 is 478998841.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103927 + ... + 105349.

It is an arithmetic number, because the mean of its divisors is an integer number (14123232).

Almost surely, 2148899874 is an apocalyptic number.

148899874 is a deficient number, since it is larger than the sum of its proper divisors (77071838).

148899874 is a wasteful number, since it uses less digits than its factorization.

148899874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001.

The product of its digits is 4644864, while the sum is 58.

The square root of 148899874 is about 12202.4536057303. The cubic root of 148899874 is about 530.0271423147.

The spelling of 148899874 in words is "one hundred forty-eight million, eight hundred ninety-nine thousand, eight hundred seventy-four".

Divisors: 1 2 113 226 463 926 1423 2846 52319 104638 160799 321598 658849 1317698 74449937 148899874