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33452000990 = 25531571932083
BaseRepresentation
bin11111001001111001…
…010000011011011110
310012100022211201111122
4133021321100123132
51022002203012430
623211224250542
72262654213452
oct371171203336
9105308751448
1033452000990
1113206867511
126597010a52
1332015c7035
141894ab0662
15d0bc03ee5
hex7c9e506de

33452000990 has 64 divisors (see below), whose sum is σ = 62090162496. Its totient is φ = 12970893312.

The previous prime is 33452000987. The next prime is 33452001001. The reversal of 33452000990 is 9900025433.

It is a super-2 number, since 2×334520009902 (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 33452000990.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16058489 + ... + 16060571.

It is an arithmetic number, because the mean of its divisors is an integer number (970158789).

Almost surely, 233452000990 is an apocalyptic number.

33452000990 is a deficient number, since it is larger than the sum of its proper divisors (28638161506).

33452000990 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (33452000989) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (2493).

33452000990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2493.

The product of its (nonzero) digits is 29160, while the sum is 35.

The spelling of 33452000990 in words is "thirty-three billion, four hundred fifty-two million, nine hundred ninety", and thus it is an aban number.

Divisors: 1 2 5 10 53 106 157 193 265 314 386 530 785 965 1570 1930 2083 4166 8321 10229 10415 16642 20458 20830 30301 41605 51145 60602 83210 102290 110399 151505 220798 303010 327031 402019 551995 654062 804038 1103990 1605953 1635155 2010095 3211906 3270310 4020190 8029765 16059530 17332643 21307007 34665286 42614014 63116983 86663215 106535035 126233966 173326430 213070070 315584915 631169830 3345200099 6690400198 16726000495 33452000990