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1370120325 = 35272609753
BaseRepresentation
bin101000110101010…
…0110000010000101
310112111010022202020
41101222212002011
510301222322300
6343542233353
745644554620
oct12152460205
93474108666
101370120325
11643440752
12322a25859
1318ab194b2
14cdd74db7
15804418a0
hex51aa6085

1370120325 has 24 divisors (see below), whose sum is σ = 2588875968. Its totient is φ = 626340480.

The previous prime is 1370120293. The next prime is 1370120347. The reversal of 1370120325 is 5230210731.

It is not a de Polignac number, because 1370120325 - 25 = 1370120293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1370120295 and 1370120304.

It is a congruent number.

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, 1304352 + ... + 1305401.

It is an arithmetic number, because the mean of its divisors is an integer number (107869832).

Almost surely, 21370120325 is an apocalyptic number.

1370120325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1370120325 is a deficient number, since it is larger than the sum of its proper divisors (1218755643).

1370120325 is a wasteful number, since it uses less digits than its factorization.

1370120325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2609773 (or 2609768 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 1370120325 is about 37015.1364309251. The cubic root of 1370120325 is about 1110.6730558102.

The spelling of 1370120325 in words is "one billion, three hundred seventy million, one hundred twenty thousand, three hundred twenty-five".

Divisors: 1 3 5 7 15 21 25 35 75 105 175 525 2609753 7829259 13048765 18268271 39146295 54804813 65243825 91341355 195731475 274024065 456706775 1370120325