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140121532253225 = 52109124199414019
BaseRepresentation
bin11111110111000010010110…
…001001111100010000101001
3200101010111011111121200101002
4133313002112021330100221
5121331222344224100400
61214002535425004345
741341306123301045
oct3767022611742051
9611114144550332
10140121532253225
1140713231aa5946
12138705a97836b5
1360255331a0783
142685cbdd31025
15112ed38c5ced5
hex7f709627c429

140121532253225 has 24 divisors (see below), whose sum is σ = 175346578440000. Its totient is φ = 111067648338240.

The previous prime is 140121532253141. The next prime is 140121532253243. The reversal of 140121532253225 is 522352235121041.

It is not a de Polignac number, because 140121532253225 - 244 = 122529346208809 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 338235266 + ... + 338649284.

It is an arithmetic number, because the mean of its divisors is an integer number (7306107435000).

Almost surely, 2140121532253225 is an apocalyptic number.

It is an amenable number.

140121532253225 is a deficient number, since it is larger than the sum of its proper divisors (35225046186775).

140121532253225 is a wasteful number, since it uses less digits than its factorization.

140121532253225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538337 (or 538332 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 38.

Adding to 140121532253225 its reverse (522352235121041), we get a palindrome (662473767374266).

The spelling of 140121532253225 in words is "one hundred forty trillion, one hundred twenty-one billion, five hundred thirty-two million, two hundred fifty-three thousand, two hundred twenty-five".

Divisors: 1 5 25 109 545 2725 124199 414019 620995 2070095 3104975 10350475 13537691 45128071 67688455 225640355 338442275 1128201775 51420745781 257103728905 1285518644525 5604861290129 28024306450645 140121532253225