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153245051 = 1947712417
BaseRepresentation
bin10010010001001…
…01010101111011
3101200100122200122
421020211111323
5303212320201
623112323455
73540363401
oct1110452573
9350318618
10153245051
1179559303
12433a358b
1325996c5b
14164d1471
15d6c0e1b
hex922557b

153245051 has 16 divisors (see below), whose sum is σ = 167132160. Its totient is φ = 140031360.

The previous prime is 153245011. The next prime is 153245087. The reversal of 153245051 is 150542351.

153245051 = 14342 + 14352 + ... + 15042.

153245051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-153245051 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 153245051.

It is not an unprimeable number, because it can be changed into a prime (153245011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62195 + ... + 64611.

It is an arithmetic number, because the mean of its divisors is an integer number (10445760).

Almost surely, 2153245051 is an apocalyptic number.

153245051 is a deficient number, since it is larger than the sum of its proper divisors (13887109).

153245051 is a wasteful number, since it uses less digits than its factorization.

153245051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2554.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 153245051 is about 12379.2185132988. The cubic root of 153245051 is about 535.1335166225.

The spelling of 153245051 in words is "one hundred fifty-three million, two hundred forty-five thousand, fifty-one".

Divisors: 1 19 47 71 893 1349 2417 3337 45923 63403 113599 171607 2158381 3260533 8065529 153245051