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152202404042 = 2137098256613
BaseRepresentation
bin1000110110111111111…
…0000110000011001010
3112112212020200020020122
42031233332012003022
54443202303412132
6153530521423242
713665501042203
oct2155776060312
9475766606218
10152202404042
115960431a987
12255b833ab22
1311477943110
14751c0965aa
153e5c123912
hex236ff860ca

152202404042 has 16 divisors (see below), whose sum is σ = 246212229480. Its totient is φ = 70148175552.

The previous prime is 152202404041. The next prime is 152202404083. The reversal of 152202404042 is 240404202251.

It can be written as a sum of positive squares in 4 ways, for example, as 58694268361 + 93508135681 = 242269^2 + 305791^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (152202404041) 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, 4109873 + ... + 4146740.

Almost surely, 2152202404042 is an apocalyptic number.

152202404042 is a deficient number, since it is larger than the sum of its proper divisors (94009825438).

152202404042 is a wasteful number, since it uses less digits than its factorization.

152202404042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8257337.

The product of its (nonzero) digits is 5120, while the sum is 26.

Adding to 152202404042 its reverse (240404202251), we get a palindrome (392606606293).

The spelling of 152202404042 in words is "one hundred fifty-two billion, two hundred two million, four hundred four thousand, forty-two".

Divisors: 1 2 13 26 709 1418 9217 18434 8256613 16513226 107335969 214671938 5853938617 11707877234 76101202021 152202404042