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151723057 is a prime number
BaseRepresentation
bin10010000101100…
…01110000110001
3101120111022220111
421002301300301
5302320114212
623015541321
73521424163
oct1102616061
9346438814
10151723057
1178709862
124298a841
1325583275
1416216933
15d4beea7
hex90b1c31

151723057 has 2 divisors, whose sum is σ = 151723058. Its totient is φ = 151723056.

The previous prime is 151723027. The next prime is 151723063. The reversal of 151723057 is 750327151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151191616 + 531441 = 12296^2 + 729^2 .

It is a cyclic number.

It is not a de Polignac number, because 151723057 - 27 = 151722929 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (151723027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75861528 + 75861529.

It is an arithmetic number, because the mean of its divisors is an integer number (75861529).

Almost surely, 2151723057 is an apocalyptic number.

It is an amenable number.

151723057 is a deficient number, since it is larger than the sum of its proper divisors (1).

151723057 is an equidigital number, since it uses as much as digits as its factorization.

151723057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7350, while the sum is 31.

The square root of 151723057 is about 12317.5913635743. The cubic root of 151723057 is about 533.3560120131.

The spelling of 151723057 in words is "one hundred fifty-one million, seven hundred twenty-three thousand, fifty-seven".