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153010031 = 972276949
BaseRepresentation
bin10010001111010…
…11111101101111
3101122220201022012
421013223331233
5303132310111
623103311435
73535364246
oct1107537557
9348821265
10153010031
1179408779
12432ab57b
1325913ca5
141646d95d
15d67648b
hex91ebf6f

153010031 has 8 divisors (see below), whose sum is σ = 155290800. Its totient is φ = 150743808.

The previous prime is 153010019. The next prime is 153010063. The reversal of 153010031 is 130010351.

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 153010031 - 218 = 152747887 is a prime.

It is a super-2 number, since 2×1530100312 = 46824139173241922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 153009988 and 153010015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153010331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18545 + ... + 25493.

It is an arithmetic number, because the mean of its divisors is an integer number (19411350).

Almost surely, 2153010031 is an apocalyptic number.

153010031 is a deficient number, since it is larger than the sum of its proper divisors (2280769).

153010031 is an equidigital number, since it uses as much as digits as its factorization.

153010031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7273.

The product of its (nonzero) digits is 45, while the sum is 14.

The square root of 153010031 is about 12369.7223493496. The cubic root of 153010031 is about 534.8598124557.

Adding to 153010031 its reverse (130010351), we get a palindrome (283020382).

The spelling of 153010031 in words is "one hundred fifty-three million, ten thousand, thirty-one".

Divisors: 1 97 227 6949 22019 674053 1577423 153010031