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151200140 = 22571383077
BaseRepresentation
bin10010000001100…
…10000110001100
3101112111202121012
421000302012030
5302201401030
623000424352
73514115510
oct1100620614
9345452535
10151200140
11783919a3
12427780b8
132542c250
141611c140
15d41a095
hex903218c

151200140 has 48 divisors (see below), whose sum is σ = 390798912. Its totient is φ = 47851776.

The previous prime is 151200107. The next prime is 151200143. The reversal of 151200140 is 41002151.

It is a super-2 number, since 2×1512001402 = 45722964672039200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (151200143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39719 + ... + 43358.

It is an arithmetic number, because the mean of its divisors is an integer number (8141644).

Almost surely, 2151200140 is an apocalyptic number.

151200140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151200140 is an abundant number, since it is smaller than the sum of its proper divisors (239598772).

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

151200140 is a wasteful number, since it uses less digits than its factorization.

151200140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83106 (or 83104 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 151200140 is about 12296.3466119006. The cubic root of 151200140 is about 532.7425654722.

Adding to 151200140 its reverse (41002151), we get a palindrome (192202291).

The spelling of 151200140 in words is "one hundred fifty-one million, two hundred thousand, one hundred forty".

Divisors: 1 2 4 5 7 10 13 14 20 26 28 35 52 65 70 91 130 140 182 260 364 455 910 1820 83077 166154 332308 415385 581539 830770 1080001 1163078 1661540 2160002 2326156 2907695 4320004 5400005 5815390 7560007 10800010 11630780 15120014 21600020 30240028 37800035 75600070 151200140