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152500001880 = 23351782771287
BaseRepresentation
bin1000111000000110110…
…1010101110001011000
3112120121222122202201210
42032001231111301120
54444310000030010
6154020232143120
714006043425322
oct2160155256130
9476558582653
10152500001880
1159747303606
122567bb37aa0
13114c44ac705
147549802612
153e7830ab20
hex2381b55c58

152500001880 has 64 divisors (see below), whose sum is σ = 457532087040. Its totient is φ = 40663815552.

The previous prime is 152500001861. The next prime is 152500001887. The reversal of 152500001880 is 88100005251.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152500001887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2103597 + ... + 2174883.

It is an arithmetic number, because the mean of its divisors is an integer number (7148938860).

Almost surely, 2152500001880 is an apocalyptic number.

152500001880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

152500001880 is an abundant number, since it is smaller than the sum of its proper divisors (305032085160).

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

152500001880 is a wasteful number, since it uses less digits than its factorization.

152500001880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89128 (or 89124 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 30.

The spelling of 152500001880 in words is "one hundred fifty-two billion, five hundred million, one thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 17827 35654 53481 71287 71308 89135 106962 142574 142616 178270 213861 213924 267405 285148 356435 356540 427722 427848 534810 570296 712870 713080 855444 1069305 1069620 1425740 1710888 2138610 2139240 2851480 4277220 8554440 1270833349 2541666698 3812500047 5083333396 6354166745 7625000094 10166666792 12708333490 15250000188 19062500235 25416666980 30500000376 38125000470 50833333960 76250000940 152500001880