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153245541553 = 13117110066711
BaseRepresentation
bin1000111010111000100…
…1010110010010110001
3112122112221112002220021
42032232021112102301
510002321324312203
6154222223443441
714033365416346
oct2165611262261
9478487462807
10153245541553
1159a9a1275a5
1225849756581
13115b2aa4c50
1475ba8327cd
153ebd9c65bd
hex23ae2564b1

153245541553 has 8 divisors (see below), whose sum is σ = 165174610496. Its totient is φ = 141336608400.

The previous prime is 153245541521. The next prime is 153245541593. The reversal of 153245541553 is 355145542351.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 153245541553 - 25 = 153245541521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (153245541593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5018133 + ... + 5048578.

It is an arithmetic number, because the mean of its divisors is an integer number (20646826312).

Almost surely, 2153245541553 is an apocalyptic number.

153245541553 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

153245541553 is a deficient number, since it is larger than the sum of its proper divisors (11929068943).

153245541553 is a wasteful number, since it uses less digits than its factorization.

153245541553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10067895.

The product of its digits is 900000, while the sum is 43.

The spelling of 153245541553 in words is "one hundred fifty-three billion, two hundred forty-five million, five hundred forty-one thousand, five hundred fifty-three".

Divisors: 1 13 1171 15223 10066711 130867243 11788118581 153245541553