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153207175045 = 5223713697557
BaseRepresentation
bin1000111010101111011…
…0111111011110000101
3112122110021022212221111
42032223312333132011
510002232014100140
6154214333245021
714032421333551
oct2165366773605
9478407285844
10153207175045
1159a7a502241
1225838933771
13115a7b60a82
1475b56c6861
153eba4487ea
hex23abdbf785

153207175045 has 8 divisors (see below), whose sum is σ = 183930808824. Its totient is φ = 122510940864.

The previous prime is 153207175007. The next prime is 153207175067. The reversal of 153207175045 is 540571702351.

It can be written as a sum of positive squares in 4 ways, for example, as 9176298849 + 144030876196 = 95793^2 + 379514^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-153207175045 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 153207174989 and 153207175007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6837594 + ... + 6859963.

It is an arithmetic number, because the mean of its divisors is an integer number (22991351103).

Almost surely, 2153207175045 is an apocalyptic number.

It is an amenable number.

153207175045 is a deficient number, since it is larger than the sum of its proper divisors (30723633779).

153207175045 is a wasteful number, since it uses less digits than its factorization.

153207175045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13699799.

The product of its (nonzero) digits is 147000, while the sum is 40.

Adding to 153207175045 its reverse (540571702351), we get a palindrome (693778877396).

The spelling of 153207175045 in words is "one hundred fifty-three billion, two hundred seven million, one hundred seventy-five thousand, forty-five".

Divisors: 1 5 2237 11185 13697557 68487785 30641435009 153207175045