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151997483 = 1147293999
BaseRepresentation
bin10010000111101…
…00110000101011
3101121000021100102
421003310300223
5302402404413
623025500015
73523646231
oct1103646053
9347007312
10151997483
1178886a60
1242aa160b
132564b151
1416288951
15d526458
hex90f4c2b

151997483 has 8 divisors (see below), whose sum is σ = 169344000. Its totient is φ = 135239080.

The previous prime is 151997467. The next prime is 151997491. The reversal of 151997483 is 384799151.

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 151997483 - 24 = 151997467 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (151997423) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 146483 + ... + 147516.

It is an arithmetic number, because the mean of its divisors is an integer number (21168000).

Almost surely, 2151997483 is an apocalyptic number.

151997483 is a deficient number, since it is larger than the sum of its proper divisors (17346517).

151997483 is a wasteful number, since it uses less digits than its factorization.

151997483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294057.

The product of its digits is 272160, while the sum is 47.

The square root of 151997483 is about 12328.7259276861. The cubic root of 151997483 is about 533.6773839532.

The spelling of 151997483 in words is "one hundred fifty-one million, nine hundred ninety-seven thousand, four hundred eighty-three".

Divisors: 1 11 47 517 293999 3233989 13817953 151997483