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1030927293725 = 52722953872
BaseRepresentation
bin11110000000010000000…
…11100001110100011101
310122120000002120201201012
433000020003201310131
5113342314341344400
62105333525425005
7134324224261100
oct17001003416435
93576002521635
101030927293725
1136823964347a
1214797356b165
13762a67c2544
1437c7bab4737
151bc3b9add35
hexf0080e1d1d

1030927293725 has 54 divisors (see below), whose sum is σ = 1538623572570. Its totient is φ = 682418264640.

The previous prime is 1030927293713. The next prime is 1030927293727. The reversal of 1030927293725 is 5273927290301.

It can be written as a sum of positive squares in 3 ways, for example, as 69676465369 + 961250828356 = 263963^2 + 980434^2 .

It is not a de Polignac number, because 1030927293725 - 24 = 1030927293709 is a prime.

It is a super-2 number, since 2×10309272937252 (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030927293727) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 191370482 + ... + 191375868.

Almost surely, 21030927293725 is an apocalyptic number.

It is an amenable number.

1030927293725 is a deficient number, since it is larger than the sum of its proper divisors (507696278845).

1030927293725 is an frugal number, since it uses more digits than its factorization.

1030927293725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10827 (or 5428 counting only the distinct ones).

The product of its (nonzero) digits is 1428840, while the sum is 50.

The spelling of 1030927293725 in words is "one trillion, thirty billion, nine hundred twenty-seven million, two hundred ninety-three thousand, seven hundred twenty-five".

Divisors: 1 5 7 25 29 35 49 145 175 203 245 725 1015 1225 1421 5075 5387 7105 26935 35525 37709 134675 156223 188545 263963 781115 942725 1093561 1319815 3905575 5467805 6599075 7654927 27339025 29019769 38274635 145098845 191373175 203138383 725494225 841573301 1015691915 1421968681 4207866505 5078459575 5891013107 7109843405 21039332525 29455065535 35549217025 41237091749 147275327675 206185458745 1030927293725