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152254197530 = 25199105172797
BaseRepresentation
bin1000110111001100001…
…1101010111100011010
3112112222212010121112222
42031303003222330122
54443304033310110
6153540011504042
714000000216501
oct2156303527432
9475885117488
10152254197530
1159630586116
1225611758022
13114855a8956
147524cd9838
153e61954c55
hex23730eaf1a

152254197530 has 32 divisors (see below), whose sum is σ = 275700585600. Its totient is φ = 60537153600.

The previous prime is 152254197493. The next prime is 152254197541. The reversal of 152254197530 is 35791452251.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2055092 + ... + 2127888.

It is an arithmetic number, because the mean of its divisors is an integer number (8615643300).

Almost surely, 2152254197530 is an apocalyptic number.

152254197530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

152254197530 is a deficient number, since it is larger than the sum of its proper divisors (123446388070).

152254197530 is a wasteful number, since it uses less digits than its factorization.

152254197530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74054.

The product of its (nonzero) digits is 378000, while the sum is 44.

The spelling of 152254197530 in words is "one hundred fifty-two billion, two hundred fifty-four million, one hundred ninety-seven thousand, five hundred thirty".

Divisors: 1 2 5 10 199 398 995 1051 1990 2102 5255 10510 72797 145594 209149 363985 418298 727970 1045745 2091490 14486603 28973206 72433015 76509647 144866030 153019294 382548235 765096470 15225419753 30450839506 76127098765 152254197530