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152003047 = 723102103
BaseRepresentation
bin10010000111101…
…10000111100111
3101121000112222111
421003312013213
5302403044142
623025541451
73524001400
oct1103660747
9347015874
10152003047
1178890159
1242aa4887
1325650841
141628a9a7
15d527e17
hex90f61e7

152003047 has 6 divisors (see below), whose sum is σ = 176819928. Its totient is φ = 130288284.

The previous prime is 152003017. The next prime is 152003077. The reversal of 152003047 is 740300251.

It is an interprime number because it is at equal distance from previous prime (152003017) and next prime (152003077).

It is a de Polignac number, because none of the positive numbers 2k-152003047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152003017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1551003 + ... + 1551100.

It is an arithmetic number, because the mean of its divisors is an integer number (29469988).

Almost surely, 2152003047 is an apocalyptic number.

152003047 is a deficient number, since it is larger than the sum of its proper divisors (24816881).

152003047 is an equidigital number, since it uses as much as digits as its factorization.

152003047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3102117 (or 3102110 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 152003047 is about 12328.9515774862. The cubic root of 152003047 is about 533.6838957819.

Adding to 152003047 its reverse (740300251), we get a palindrome (892303298).

The spelling of 152003047 in words is "one hundred fifty-two million, three thousand, forty-seven".

Divisors: 1 7 49 3102103 21714721 152003047