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152500388889 = 3831361450001
BaseRepresentation
bin1000111000000110111…
…0110100010000011001
3112120122000101102121110
42032001232310100121
54444310044421024
6154020244330533
714006046626532
oct2160156642031
9476560342543
10152500388889
1159747548352
12256800a3a49
13114c45b6904
1475498a3689
153e78385629
hex2381bb4419

152500388889 has 16 divisors (see below), whose sum is σ = 205935315264. Its totient is φ = 100368000000.

The previous prime is 152500388881. The next prime is 152500388903. The reversal of 152500388889 is 988883005251.

It is not a de Polignac number, because 152500388889 - 23 = 152500388881 is a prime.

It is a super-2 number, since 2×1525003888892 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (152500388881) 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, 113889 + ... + 563889.

It is an arithmetic number, because the mean of its divisors is an integer number (12870957204).

Almost surely, 2152500388889 is an apocalyptic number.

It is an amenable number.

152500388889 is a deficient number, since it is larger than the sum of its proper divisors (53434926375).

152500388889 is a wasteful number, since it uses less digits than its factorization.

152500388889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451448.

The product of its (nonzero) digits is 5529600, while the sum is 57.

The spelling of 152500388889 in words is "one hundred fifty-two billion, five hundred million, three hundred eighty-eight thousand, eight hundred eighty-nine".

Divisors: 1 3 83 249 1361 4083 112963 338889 450001 1350003 37350083 112050249 612451361 1837354083 50833462963 152500388889