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150390848057 = 421889340169
BaseRepresentation
bin1000110000001111111…
…1100011101000111001
3112101011222220122121112
42030003333203220321
54431000024114212
6153031045450105
713602553054652
oct2140377435071
9471158818545
10150390848057
115886479307a
1225191710935
13112495381b8
1473c9652529
153da3086422
hex2303fe3a39

150390848057 has 8 divisors (see below), whose sum is σ = 150768775560. Its totient is φ = 150013019520.

The previous prime is 150390848053. The next prime is 150390848171. The reversal of 150390848057 is 750848093051.

It can be written as a sum of positive squares in 4 ways, for example, as 3729422761 + 146661425296 = 61069^2 + 382964^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 150390848057 - 22 = 150390848053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 150390847996 and 150390848014.

It is not an unprimeable number, because it can be changed into a prime (150390848051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3723869 + ... + 3764037.

It is an arithmetic number, because the mean of its divisors is an integer number (18846096945).

Almost surely, 2150390848057 is an apocalyptic number.

It is an amenable number.

150390848057 is a deficient number, since it is larger than the sum of its proper divisors (377927503).

150390848057 is an equidigital number, since it uses as much as digits as its factorization.

150390848057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49483.

The product of its (nonzero) digits is 1209600, while the sum is 50.

The spelling of 150390848057 in words is "one hundred fifty billion, three hundred ninety million, eight hundred forty-eight thousand, fifty-seven".

Divisors: 1 421 8893 40169 3743953 16911149 357222917 150390848057