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1370220652450 = 2521317145984991
BaseRepresentation
bin10011111100000111100…
…000111110011110100010
311211222210000220012100201
4103330013200332132202
5134422202441334300
62525245355535414
7200665226242546
oct23740740763642
94758700805321
101370220652450
1148911a922761
121a168415a56a
139c29917a470
144a4675dba26
1525998abe66a
hex13f0783e7a2

1370220652450 has 96 divisors (see below), whose sum is σ = 2908133867520. Its totient is φ = 475835212800.

The previous prime is 1370220652429. The next prime is 1370220652453. The reversal of 1370220652450 is 542560220731.

It is not an unprimeable number, because it can be changed into a prime (1370220652453) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16079455 + ... + 16164445.

It is an arithmetic number, because the mean of its divisors is an integer number (30293061120).

Almost surely, 21370220652450 is an apocalyptic number.

1370220652450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1370220652450 is an abundant number, since it is smaller than the sum of its proper divisors (1537913215070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1370220652450 is a wasteful number, since it uses less digits than its factorization.

1370220652450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86492 (or 86487 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 1370220652450 in words is "one trillion, three hundred seventy billion, two hundred twenty million, six hundred fifty-two thousand, four hundred fifty".

Divisors: 1 2 5 10 13 17 25 26 34 50 65 85 130 170 221 325 425 442 650 850 1105 1459 2210 2918 5525 7295 11050 14590 18967 24803 36475 37934 49606 72950 84991 94835 124015 169982 189670 248030 322439 424955 474175 620075 644878 849910 948350 1104883 1240150 1444847 1612195 2124775 2209766 2889694 3224390 4249550 5524415 7224235 8060975 11048830 14448470 16121950 18783011 27622075 36121175 37566022 55244150 72242350 93915055 124001869 187830110 248003738 469575275 620009345 939150550 1240018690 1612024297 2108031773 3100046725 3224048594 4216063546 6200093450 8060121485 10540158865 16120242970 21080317730 27404413049 40300607425 52700794325 54808826098 80601214850 105401588650 137022065245 274044130490 685110326225 1370220652450