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149896700 = 22521978893
BaseRepresentation
bin10001110111100…
…11110111111100
3101110001112121122
420323303313330
5301333143300
622512450112
73500046422
oct1073636774
9343045548
10149896700
1177681678
1242249938
1325093b95
1415c9d112
15d25dc85
hex8ef3dfc

149896700 has 36 divisors (see below), whose sum is σ = 342399960. Its totient is φ = 56802240.

The previous prime is 149896699. The next prime is 149896711. The reversal of 149896700 is 7698941.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37547 + ... + 41346.

It is an arithmetic number, because the mean of its divisors is an integer number (9511110).

Almost surely, 2149896700 is an apocalyptic number.

149896700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

149896700 is an abundant number, since it is smaller than the sum of its proper divisors (192503260).

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

149896700 is a wasteful number, since it uses less digits than its factorization.

149896700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78926 (or 78919 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 149896700 is about 12243.2307827632. The cubic root of 149896700 is about 531.2072869927.

The spelling of 149896700 in words is "one hundred forty-nine million, eight hundred ninety-six thousand, seven hundred".

Divisors: 1 2 4 5 10 19 20 25 38 50 76 95 100 190 380 475 950 1900 78893 157786 315572 394465 788930 1498967 1577860 1972325 2997934 3944650 5995868 7494835 7889300 14989670 29979340 37474175 74948350 149896700