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152371189841 = 1324154189897
BaseRepresentation
bin1000110111101000000…
…1111101100001010001
3112120022000021102211112
42031322001331201101
54444024011033331
6153555351223105
714002620513113
oct2157201754121
9476260242745
10152371189841
1159690623182
1225644977a95
13114a38bb880
1475366713b3
153e6bd6432b
hex237a07d851

152371189841 has 16 divisors (see below), whose sum is σ = 165079337808. Its totient is φ = 139806259200.

The previous prime is 152371189819. The next prime is 152371189847. The reversal of 152371189841 is 148981173251.

It can be written as a sum of positive squares in 8 ways, for example, as 13391349841 + 138979840000 = 115721^2 + 372800^2 .

It is a cyclic number.

It is not a de Polignac number, because 152371189841 - 214 = 152371173457 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 152371189841.

It is not an unprimeable number, because it can be changed into a prime (152371189847) 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, 1650005 + ... + 1739901.

It is an arithmetic number, because the mean of its divisors is an integer number (10317458613).

Almost surely, 2152371189841 is an apocalyptic number.

It is an amenable number.

152371189841 is a deficient number, since it is larger than the sum of its proper divisors (12708147967).

152371189841 is a wasteful number, since it uses less digits than its factorization.

152371189841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90692.

The product of its digits is 483840, while the sum is 50.

The spelling of 152371189841 in words is "one hundred fifty-two billion, three hundred seventy-one million, one hundred eighty-nine thousand, eight hundred forty-one".

Divisors: 1 13 241 541 3133 7033 89897 130381 1168661 1694953 21665177 48634277 281647301 632245601 11720860757 152371189841