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151314025 = 52172912277
BaseRepresentation
bin10010000010011…
…01111001101001
3101112201112211011
421001031321221
5302214022100
623003103521
73515101522
oct1101157151
9345645734
10151314025
117845a515
1242811ba1
132546c035
141614b849
15d43dbba
hex904de69

151314025 has 24 divisors (see below), whose sum is σ = 205533720. Its totient is φ = 109992960.

The previous prime is 151314017. The next prime is 151314061. The reversal of 151314025 is 520413151.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 51093904 + 100220121 = 7148^2 + 10011^2 .

It is not a de Polignac number, because 151314025 - 23 = 151314017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 151313987 and 151314005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6187 + ... + 18463.

It is an arithmetic number, because the mean of its divisors is an integer number (8563905).

Almost surely, 2151314025 is an apocalyptic number.

It is an amenable number.

151314025 is a deficient number, since it is larger than the sum of its proper divisors (54219695).

151314025 is a wasteful number, since it uses less digits than its factorization.

151314025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12333 (or 12328 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 151314025 is about 12300.9765872470. The cubic root of 151314025 is about 532.8762870431.

Adding to 151314025 its reverse (520413151), we get a palindrome (671727176).

The spelling of 151314025 in words is "one hundred fifty-one million, three hundred fourteen thousand, twenty-five".

Divisors: 1 5 17 25 29 85 145 425 493 725 2465 12277 12325 61385 208709 306925 356033 1043545 1780165 5217725 6052561 8900825 30262805 151314025