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151930053 = 3311511549
BaseRepresentation
bin10010000111001…
…00010011000101
3101120212211212000
421003210103011
5302343230203
623024215513
73523245522
oct1103442305
9346784760
10151930053
1178840330
1242a6a599
1325626552
141626c149
15d5114a3
hex90e44c5

151930053 has 16 divisors (see below), whose sum is σ = 245544000. Its totient is φ = 92078640.

The previous prime is 151930027. The next prime is 151930057. The reversal of 151930053 is 350039151.

It is not a de Polignac number, because 151930053 - 214 = 151913669 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 151929999 and 151930026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151930057) 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 in 15 ways as a sum of consecutive naturals, for example, 255478 + ... + 256071.

It is an arithmetic number, because the mean of its divisors is an integer number (15346500).

Almost surely, 2151930053 is an apocalyptic number.

It is an amenable number.

151930053 is a deficient number, since it is larger than the sum of its proper divisors (93613947).

151930053 is a wasteful number, since it uses less digits than its factorization.

151930053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511569 (or 511563 counting only the distinct ones).

The product of its (nonzero) digits is 2025, while the sum is 27.

The square root of 151930053 is about 12325.9909540775. The cubic root of 151930053 is about 533.5984546007.

The spelling of 151930053 in words is "one hundred fifty-one million, nine hundred thirty thousand, fifty-three".

Divisors: 1 3 9 11 27 33 99 297 511549 1534647 4603941 5627039 13811823 16881117 50643351 151930053